| 1 | DOE/NNSA/LANL United States | BladeCenter QS22/LS21 Cluster, PowerXCell 8i 3.2 Ghz / Opteron DC 1.8 GHz , Voltaire Infiniband IBM | 122400 | 1026 | 1375.78 |
| 2 | DOE/NNSA/LLNL United States | eServer Blue Gene Solution IBM | 212992 | 478.2 | 596.38 |
| 3 | Argonne National Laboratory United States | Blue Gene/P Solution IBM | 163840 | 450.3 | 557.06 |
| 4 | Texas Advanced Computing Center/Univ. of Texas United States | SunBlade x6420, Opteron Quad 2Ghz, Infiniband Sun Microsystems | 62976 | 326 | 503.81 |
| 5 | Oak Ridge National Laboratory United States | Cray XT4 QuadCore 2.1 GHz Cray Inc. | 30976 | 205 | 260.2 |
| 6 | Forschungszentrum Juelich (FZJ) Germany | Blue Gene/P Solution IBM | 65536 | 180 | 222.82 |
| 7 | New Mexico Computing Applications Center (NMCAC) United States | SGI Altix ICE 8200, Xeon quad core 3.0 GHz SGI | 14336 | 133.2 | 172.03 |
| 8 | Computational Research Laboratories, TATA SONS India | Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband Hewlett-Packard | 14384 | 132.8 | 172.61 |
| 9 | IDRIS France | Blue Gene/P Solution IBM | 40960 | 112.5 | 139.26 |
| 10 | Total Exploration Production France | SGI Altix ICE 8200EX, Xeon quad core 3.0 GHz SGI | 10240 | 106.1 | 122.88 |
| 11 | Government Agency Sweden | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 13728 | 102.8 | 146.43 |
| 12 | NNSA/Sandia National Laboratories United States | Sandia/ Cray Red Storm, Opteron 2.4 GHz dual core Cray Inc. | 26569 | 102.2 | 127.53 |
| 13 | EDF R&D France | Blue Gene/P Solution IBM | 32768 | 92.96 | 111.41 |
| 14 | IBM Thomas J. Watson Research Center United States | eServer Blue Gene Solution IBM | 40960 | 91.29 | 114.69 |
| 15 | NERSC/LBNL United States | Cray XT4, 2.6 GHz Cray Inc. | 19320 | 85.37 | 100.46 |
| 16 | T2K Open Supercomputer Project (Todai) Japan | Hitachi Cluster Opteron QC 2.3 GHz, Myrinet 10G Hitachi | 12288 | 82.98 | 113.05 |
| 17 | Stony Brook/BNL, New York Center for Computational Sciences United States | eServer Blue Gene Solution IBM | 36864 | 82.16 | 103.22 |
| 18 | ECMWF United Kingdom | Power 575, p6 4.7 GHz, Infiniband IBM | 8320 | 80.32 | 156.42 |
| 19 | RZG/Max-Planck-Gesellschaft MPI/IPP Germany | Power 575, p6 4.7 GHz, Infiniband IBM | 6720 | 80.32 | 126.34 |
| 20 | Center for Computational Sciences, University of Tsukuba Japan | Appro Xtreme-X3 Server - Quad Opteron Quad Core 2.3 GHz, Infiniband Appro International | 10000 | 76.46 | 92 |
| 21 | DOE/NNSA/LLNL United States | eServer pSeries p5 575 1.9 GHz IBM | 12208 | 75.76 | 92.78 |
| 22 | Rensselaer Polytechnic Institute, Computational Center for Nanotechnology Innovations United States | eServer Blue Gene Solution IBM | 32768 | 73.03 | 91.75 |
| 23 | NCSA United States | PowerEdge 1955, 2.33 GHz, Infiniband, Windows Server 2008/Red Hat Enterprise Linux 4 Dell | 9600 | 68.48 | 89.59 |
| 24 | GSIC Center, Tokyo Institute of Technology Japan | Sun Fire x4600/x6250 Cluster, Opteron 2.4/2.6 GHz and ClearSpeed Accelerator, Xeon E5440 2.833 GHz, Infiniband NEC/Sun | 12344 | 67.7 | 109.73 |
| 25 | NASA/Ames Research Center/NAS United States | SGI Altix 1.5/1.6/1.66 GHz, Voltaire Infiniband SGI | 13824 | 66.57 | 82.94 |
| 26 | Barcelona Supercomputing Center Spain | BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet IBM | 10240 | 63.83 | 94.21 |
| 27 | Leibniz Rechenzentrum Germany | Altix 4700 1.6 GHz SGI | 9728 | 56.52 | 62.26 |
| 28 | ERDC MSRC United States | Cray XT4 QuadCore 2.1 GHz Cray Inc. | 8464 | 56.25 | 71.1 |
| 29 | University of Edinburgh United Kingdom | Cray XT4, 2.8 GHz Cray Inc. | 11328 | 54.65 | 63.44 |
| 30 | NCAR (National Center for Atmospheric Research) United States | Power 575, p6 4.7 GHz, Infiniband IBM | 4064 | 54.08 | 76.4 |
| 31 | NNSA/Sandia National Laboratories United States | PowerEdge 1850, 3.6 GHz, Infiniband Dell | 9024 | 53 | 64.97 |
| 32 | Commissariat a l'Energie Atomique (CEA) France | NovaScale 5160, Itanium2 1.6 GHz, Quadrics Bull SA | 9968 | 52.84 | 63.8 |
| 33 | Wright-Patterson Air Force Base/DoD ASC United States | Altix 4700 1.6 GHz SGI | 9216 | 51.44 | 58.98 |
| 34 | Kyoto University Japan | Fujitsu Cluster HX600, Opteron Quad Core, 2.3 GHz, Infiniband Fujitsu | 6656 | 50.51 | 61.24 |
| 35 | IBM/ECMWF United States | Power 575, p6 4.7 GHz, Infiniband IBM | 3520 | 47.97 | 66.18 |
| 36 | Moscow State University - Scientific & Research Computing Center Russia | T-Platforms T60, Intel Quadcore 3Mhz, Infiniband DDR T-Platforms | 5000 | 47.17 | 60 |
| 37 | IBM - Rochester United States | Blue Gene/P Solution IBM | 16384 | 46.83 | 55.71 |
| 38 | Texas Advanced Computing Center/Univ. of Texas United States | PowerEdge 1955, 2.66 GHz, Infiniband Dell | 5848 | 46.73 | 62.22 |
| 39 | HPC2N - Umea University Sweden | BladeCenter HS21 Cluster, Xeon QC HT 2.5 GHz, IB, Windows HPC 2008/CentOS IBM | 5376 | 46.04 | 53.76 |
| 40 | National Supercomputer Centre (NSC) Sweden | Cluster Platform 3000 DL140 Cluster, Xeon 2.33GHz Infiniband Hewlett-Packard | 6400 | 44.46 | 59.65 |
| 41 | Maui High-Performance Computing Center (MHPCC) United States | PowerEdge 1955, 3.0 GHz, Infiniband Dell | 5200 | 42.39 | 62.4 |
| 42 | Commissariat a l'Energie Atomique (CEA) France | Novascale 3045, Itanium2 1.6 GHz, Infiniband Bull SA | 7680 | 42.13 | 49.15 |
| 43 | US Army Research Laboratory (ARL) United States | Evolocity II (LS Supersystem) Xeon 51xx 3.0 GHz IB Linux Networx | 4416 | 40.61 | 52.99 |
| 44 | R-Systems United States | Dell DCS CS23-SH, QC HT 2.8 GHz, Infiniband Dell | 4608 | 39.58 | 51.61 |
| 45 | University of Gdansk, CI Task Poland | ACTION Cluster Xeon E5345 Infiniband ACTION | 5336 | 38.17 | 49.73 |
| 46 | Forschungszentrum Juelich (FZJ) Germany | eServer Blue Gene Solution IBM | 16384 | 37.33 | 45.88 |
| 47 | University of Bergen Norway | Cray XT4 QuadCore 2.3 GHz Cray Inc. | 5548 | 36.87 | 51.04 |
| 48 | Lawrence Livermore National Laboratory United States | Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International | 9216 | 36.62 | 44.24 |
| 49 | The Earth Simulator Center Japan | Earth-Simulator NEC | 5120 | 35.86 | 40.96 |
| 50 | ERDC MSRC United States | Cray XT3, 2.6 GHz dual Core Cray Inc. | 8192 | 35.2 | 42.6 |
| 51 | ASTRON/University Groningen Netherlands | Blue Gene/P Solution IBM | 12288 | 35.12 | 41.78 |
| 52 | RZG/Max-Planck-Gesellschaft MPI/IPP Germany | Blue Gene/P Solution IBM | 12288 | 35.12 | 41.78 |
| 53 | Turboinstitute Slovenia | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, Infiniband IBM | 4096 | 35.08 | 49.15 |
| 54 | Louisiana Optical Network Initiative United States | PowerEdge 1950, 2.33 GHz, Infiniband Dell | 5440 | 34.78 | 50.77 |
| 55 | Atomic Weapons Establishment United Kingdom | Cray XT3, 2.6 GHz dual Core Cray Inc. | 7812 | 33.93 | 40.62 |
| 56 | Joint Supercomputer Center Russia | Cluster Platform 3000 BL460c, Xeon 53xx 3GHz, Infiniband Hewlett-Packard | 3760 | 33.89 | 45.12 |
| 57 | National Institute for Computational Sciences/University of Tennessee United States | Cray XT3, 2.6 GHz dual Core Cray Inc. | 7482 | 32.83 | 38.91 |
| 58 | Max-Planck-Gesellschaft MPI/Albert-Einstein-Institut Germany | Pyramid Cluster Xeon QC 32xx 2.4 GHz, GigEthernet Pyramid Computer | 5420 | 32.8 | 52.03 |
| 59 | NASA/Ames Research Center/NAS United States | SGI Altix ICE 8200, 2.66 GHz SGI | 4096 | 32.52 | 43.58 |
| 60 | Harvard University - FAS Research Computing United States | PowerEdge M600 Cluster, Xeon E5410 2.3Ghz, Infiniband Dell | 4096 | 32.41 | 38.17 |
| 61 | University of Tromso Norway | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 5632 | 31.86 | 59.92 |
| 62 | Clemson University United States | PowerEdge 1950, Quad Core 2.33 GHz, Myrinet 10G Dell | 4096 | 31.06 | 38.17 |
| 63 | University of Southern California United States | PowerEdge 1950, Quad Core 3.2 GHz, Myrinet 10G Dell | 4096 | 30.99 | 52.43 |
| 64 | Industry Classified Korea, South | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 4584 | 29.37 | 55.01 |
| 65 | HWW/Universitaet Stuttgart Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 3424 | 29.32 | 38.76 |
| 66 | University of Bristol United Kingdom | xSeries x3450 Cluster Xeon quad core, 2.8 GHz, Infiniband IBM | 3360 | 28.78 | 37.63 |
| 67 | University of North Carolina United States | PowerEdge 1955, 2.33 GHz, Cisco/Topspin Infiniband Dell | 4160 | 28.77 | 38.82 |
| 68 | ASTRON/University Groningen Netherlands | eServer Blue Gene Solution IBM | 12288 | 27.45 | 34.41 |
| 69 | Lawrence Livermore National Laboratory United States | Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International | 6912 | 27.38 | 33.18 |
| 70 | CSC (Center for Scientific Computing) Finland | Cray XT4 QuadCore 2.3 GHz Cray Inc. | 4032 | 26.8 | 37.09 |
| 71 | HLRN at Universitaet Hannover / RRZN Germany | SGI Altix ICE 8200EX, Xeon quad core 3.0 GHz SGI | 2560 | 26.69 | 30.72 |
| 72 | HLRN at ZIB/Konrad Zuse-Zentrum fuer Informationstechnik Germany | SGI Altix ICE 8200EX, Xeon quad core 3.0 GHz SGI | 2560 | 26.69 | 30.72 |
| 73 | SARA (Stichting Academisch Rekencentrum) Netherlands | Power 575, p6 4.7 GHz, Infiniband IBM | 1536 | 23.47 | 28.88 |
| 74 | Oak Ridge National Laboratory United States | Blue Gene/P Solution IBM | 8192 | 23.42 | 27.85 |
| 75 | Stony Brook/BNL, New York Center for Computational Sciences United States | Blue Gene/P Solution IBM | 8192 | 23.42 | 27.85 |
| 76 | National Astronomical Observatory of Japan Japan | Cray XT4 QuadCore 2.2 GHz Cray Inc. | 3248 | 22.74 | 28.58 |
| 77 | Caltech United States | PowerEdge 1950, 2.33 GHz, Myrinet Dell | 4096 | 22.59 | 37.7 |
| 78 | Intel United States | Intel Cluster, Xeon E54xx, 2.8 GHz, Infiniband Intel | 2296 | 21.81 | 25.72 |
| 79 | Indiana University United States | BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet IBM | 3072 | 21.79 | 30.72 |
| 80 | Holland Computing Center at PKI United States | PowerEdge SC1435 Dual core Opteron 2.8 GHz, Infiniband Dell | 4604 | 21.5 | 25.78 |
| 81 | Audi AG Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband DDR Hewlett-Packard | 2432 | 20.95 | 29.18 |
| 82 | Government Classified United States | Cluster Platform 6000 rx1620, Itanium2 1.6 GHz, Quadrics Hewlett-Packard | 4096 | 20.45 | 26.21 |
| 83 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries p5 575 1.9 GHz IBM | 3072 | 20.07 | 23.35 |
| 84 | IBM Advanced Client Technology Center United States | eServer pSeries p5 575 1.9 GHz IBM | 3072 | 20.07 | 23.35 |
| 85 | University of Reading United Kingdom | BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet IBM | 2800 | 20.05 | 28 |
| 86 | NOAA R&D/ National Centers for Environmental Prediction United States | Power 575, p6 4.7 GHz, Infiniband IBM | 1312 | 20.05 | 24.67 |
| 87 | Cray Inc. United States | Cray XT5 QC 2.3 GHz Cray Inc. | 2848 | 20.02 | 26.2 |
| 88 | Cardiff University - ARCCA United Kingdom | Novascale R422 Cluster, Xeon E5472, 3.00 GHz, Infiniband Bull SA | 2048 | 20 | 24.58 |
| 89 | Lawrence Livermore National Laboratory United States | Intel Itanium2 Tiger4 1.4GHz - Quadrics California Digital Corporation | 4096 | 19.94 | 22.94 |
| 90 | CINECA Italy | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 5120 | 19.91 | 61.44 |
| 91 | National Center for High Performance Computing Taiwan | xSeries x3550 Cluster Xeon, 3 GHz, Infiniband IBM | 2080 | 19.91 | 24.96 |
| 92 | Energy Company (G) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 3072 | 19.79 | 36.86 |
| 93 | Energy Company (G) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 3072 | 19.79 | 36.86 |
| 94 | Energy Company (G) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 3072 | 19.79 | 36.86 |
| 95 | Energy Company (G) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 3072 | 19.79 | 36.86 |
| 96 | CERN Switzerland | NOW Cluster - Intel Xeon 53xx, 2.33 GHz, GigEthernet Self-made | 3760 | 19.69 | 35.04 |
| 97 | SGI United States | SGI Altix ICE 8200, 3.0 GHz SGI | 2048 | 19.36 | 24.58 |
| 98 | Universitц╓t Ulm/ Universitц╓t Konstanz Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 2240 | 19.18 | 25.36 |
| 99 | University College London (UCL) United Kingdom | PowerEdge 1950, Xeon 51xx 3.06 GHz, Infinipath Dell | 1992 | 18.93 | 24.38 |
| 100 | Universitaet Aachen/RWTH Germany | PRIMERGY RX200 S4 Cluster, Quad Core 3Ghz, Infiniband, Windows HPC 2008 UNICORNER/Fujitsu-Siemens | 2048 | 18.81 | 24.58 |
| 101 | Computational Biology Research Center, AIST Japan | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 102 | EDF R&D France | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 103 | Ecole Polytechnique Federale de Lausanne Switzerland | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 104 | High Energy Accelerator Research Organization /KEK Japan | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 105 | High Energy Accelerator Research Organization /KEK Japan | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 106 | IBM Rochester, On Demand Deep Computing Center United States | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 107 | Indian Institute of Science India | eServer Blue Gene Solution IBM | 8192 | 18.67 | 22.94 |
| 108 | Financial DCCoD (B) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet IBM | 3840 | 18.6 | 46.08 |
| 109 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 4092 | 18.6 | 43.65 |
| 110 | Government United States | xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet IBM | 3976 | 18.6 | 42.42 |
| 111 | Sinopec ShengLI Oilfield Branch Company, Geophysical Research Institute China | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 4096 | 18.6 | 38.22 |
| 112 | Cambridge University United Kingdom | PowerEdge 1950, 3.0 GHz, Infinipath Dell | 2340 | 18.27 | 28.08 |
| 113 | Lawrence Livermore National Laboratory United States | Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International | 4608 | 18.24 | 22.12 |
| 114 | Government United States | xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet IBM | 3224 | 17.87 | 34.39 |
| 115 | Government United States | xSeries x3650 Cluster Xeon dual core 2.66 GHz, GigEthernet IBM | 3224 | 17.87 | 34.39 |
| 116 | Idaho National Laboratory United States | SGI Altix ICE 8200, 2.66 GHz SGI | 2048 | 17.78 | 21.79 |
| 117 | Telecommunication Company China | Cluster Platform 3000 BL460c, Xeon 54xx 2.6 GHz, GigEthernet Hewlett-Packard | 3096 | 17.68 | 32.94 |
| 118 | Financial Institution (M) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2904 | 17.66 | 32.87 |
| 119 | Financial Institution (M) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2904 | 17.66 | 32.87 |
| 120 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2704 | 17.57 | 32.45 |
| 121 | Semiconductor Company (Q) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2688 | 17.48 | 32.26 |
| 122 | Semiconductor Company (Q) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2688 | 17.48 | 32.26 |
| 123 | Universitaet Mainz Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.8 GHz, Infiniband Hewlett-Packard | 2000 | 17.36 | 22.4 |
| 124 | University of Minnesota United States | SGI Altix XE 1300 Cluster Solutions, 2.66GHZ, Infiniband SGI | 2048 | 17.31 | 21.79 |
| 125 | ENEA Italy | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 2504 | 17.14 | 23.34 |
| 126 | University of Southern California United States | Opteron, Xeon Cluster, Myrinet Sun Microsystems | 6024 | 17.11 | 23.68 |
| 127 | Ohio Supercomputer Center United States | xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband IBM | 4144 | 17.1 | 21.55 |
| 128 | Financial Services (O) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 3528 | 17.09 | 37.64 |
| 129 | Pittsburgh Supercomputing Center United States | Cray XT3, 2.6 GHz dual Core Cray Inc. | 4136 | 17 | 21.51 |
| 130 | KISTI Supercomputing Center Korea, South | Sun Blade 6000, Opteron QC 2.0 GHz, Infiniband 4x Sun Microsystems | 3072 | 16.99 | 24.58 |
| 131 | Energy Company (A) Italy | BladeCenter LS21, Opteron Dual Core 2.6 GHz, Infiniband IBM | 4096 | 16.91 | 21.3 |
| 132 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 3352 | 16.75 | 31.24 |
| 133 | Colorado School of Mines/Golden Energy Computing Organization United States | PowerEdge 1950, Xeon 53xx 2.66 GHz, Infiniband Dell | 2030 | 16.7 | 21.68 |
| 134 | NCSA United States | PowerEdge 1955, 2.66 GHz, Infiniband Dell | 2048 | 16.68 | 21.3 |
| 135 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2520 | 16.58 | 30.24 |
| 136 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2520 | 16.58 | 30.24 |
| 137 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2520 | 16.58 | 30.24 |
| 138 | Federal University of Rio de Janeiro - NCE Brazil | PowerEdge 1950, 2.66 GHz, Infiniband Dell | 2048 | 16.24 | 21.79 |
| 139 | ECMWF United Kingdom | eServer pSeries p5 575 1.9 GHz IBM | 2480 | 16.2 | 18.85 |
| 140 | ECMWF United Kingdom | eServer pSeries p5 575 1.9 GHz IBM | 2480 | 16.2 | 18.85 |
| 141 | COLSA United States | Apple XServe, 2.0 GHz, Myrinet Self-made | 3072 | 16.18 | 24.58 |
| 142 | IT Service Provider United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2432 | 16.1 | 29.18 |
| 143 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 144 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 145 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 146 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 147 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 148 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2416 | 16.01 | 28.99 |
| 149 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 3200 | 16 | 29.82 |
| 150 | Financial Institution United States | Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet Hewlett-Packard | 5696 | 15.91 | 29.62 |
| 151 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2384 | 15.84 | 28.61 |
| 152 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2384 | 15.84 | 28.61 |
| 153 | Datacenter Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet Hewlett-Packard | 2944 | 15.81 | 29.44 |
| 154 | Datacenter Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet Hewlett-Packard | 2944 | 15.81 | 29.44 |
| 155 | University of Tokyo Japan | SR11000-J2 Hitachi | 128 | 15.81 | 18.84 |
| 156 | CINECA Italy | eServer 326 Cluster, Opteron Dual Core 2.6 GHz, Infiniband IBM | 10240 | 15.76 | 53.25 |
| 157 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 6400 | 15.76 | 28.16 |
| 158 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 6400 | 15.76 | 28.16 |
| 159 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2368 | 15.75 | 28.42 |
| 160 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 3200 | 15.73 | 34.14 |
| 161 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 3200 | 15.73 | 34.14 |
| 162 | Financial Institution (U1) United States | BladeCenter HS21 Cluster, Xeon dual core, 3.0 GHz, GigEthernet IBM | 3248 | 15.73 | 38.98 |
| 163 | Actebis Peacock GmbH Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2720 | 15.65 | 28.94 |
| 164 | Stanford University/Biomedical Computational Facility United States | PowerEdge 1950, 2.33 GHz, Infiniband Dell | 2208 | 15.57 | 20.58 |
| 165 | NOAA R&D/ National Centers for Environmental Prediction United States | eServer pSeries p5 575 1.9 GHz IBM | 2368 | 15.47 | 18 |
| 166 | NOAA R&D/ National Centers for Environmental Prediction United States | eServer pSeries p5 575 1.9 GHz IBM | 2368 | 15.47 | 18 |
| 167 | IT Services Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 3080 | 15.41 | 28.71 |
| 168 | Kaiser United States | Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet Hewlett-Packard | 3584 | 15.36 | 28.67 |
| 169 | Ufa State Aviation Technical University Russia | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 2128 | 15.33 | 19.86 |
| 170 | US Army Research Laboratory (ARL) United States | Evolocity II (LS Supersystem) Linux Networx | 3368 | 15.2 | 19.66 |
| 171 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 3152 | 15.16 | 33.63 |
| 172 | Kyushu University Japan | PRIMERGY RX200S3, Xeon Dual Core 3.0 GHz, Infiniband Fujitsu | 1536 | 15.09 | 18.43 |
| 173 | Zeta Ass. United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2248 | 15.07 | 26.98 |
| 174 | Telecommunication Company Japan | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2232 | 14.98 | 26.78 |
| 175 | Oak Ridge National Laboratory United States | Cray X1E (2GB) Cray Inc. | 1014 | 14.96 | 18.33 |
| 176 | Cray Inc. United States | Cray XT4 QuadCore 2.2 GHz Cray Inc. | 2128 | 14.95 | 18.73 |
| 177 | Automotive Manufacturer Japan | Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet Hewlett-Packard | 2216 | 14.94 | 26.59 |
| 178 | NanJing Institute of Geophysical Prospecting, PEPRIS, SINOPEC China | BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, Infiniband IBM | 2048 | 14.91 | 21.85 |
| 179 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2976 | 14.9 | 27.74 |
| 180 | DLR - CASE Germany | Sun Blade x4200, Opteron DC 3.0 GHz, Infiniband Sun Microsystems | 3072 | 14.86 | 18.43 |
| 181 | Financial Institution United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2368 | 14.85 | 26.81 |
| 182 | Financial DCCoD (B) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 6000 | 14.78 | 26.4 |
| 183 | Adam Opel AG Germany | Power 575, p6 4.7 GHz, Infiniband IBM | 960 | 14.67 | 18.05 |
| 184 | Japan Marine Science and Technology Japan | Altix 4700 1.6 GHz SGI | 2560 | 14.59 | 16.38 |
| 185 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 186 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 187 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 188 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 189 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 190 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 191 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 192 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2944 | 14.53 | 35.33 |
| 193 | Naval Research Laboratory (NRL) United States | SGI Altix ICE 8200, 3.0 GHz SGI | 1536 | 14.52 | 18.43 |
| 194 | IT Service Provider () France | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2872 | 14.38 | 26.77 |
| 195 | Information Agency France | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2864 | 14.34 | 26.69 |
| 196 | Web Services United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2888 | 14.25 | 30.81 |
| 197 | Swiss Scientific Computing Center (CSCS) Switzerland | Cray XT3, 2.6 GHz dual Core Cray Inc. | 3328 | 14.22 | 17.31 |
| 198 | Banking (M) United States | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 2880 | 14.21 | 26.88 |
| 199 | Banking (M) United States | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 2880 | 14.21 | 26.88 |
| 200 | Banking (M) United States | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 2880 | 14.21 | 26.88 |
| 201 | Banking (M) United States | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 2880 | 14.21 | 26.88 |
| 202 | Banking (M) United States | BladeCenter HS21 Cluster, Xeon dual core, 2.33 GHz, GigEthernet IBM | 2880 | 14.21 | 26.88 |
| 203 | Financial Institution (Q) France | BladeCenter LS21, Opteron Dual Core 2.2 GHz, GigEthernet, Windows IBM | 6400 | 14.18 | 28.16 |
| 204 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 2400 | 14.17 | 25.54 |
| 205 | Lockheed United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1952 | 14.08 | 18.22 |
| 206 | DOE/NNSA/LANL United States | xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM | 4608 | 14.07 | 20.28 |
| 207 | DOE/NNSA/LANL United States | xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM | 4608 | 14.07 | 20.28 |
| 208 | DOE/NNSA/LANL United States | xSeries x3755 Cluster Opteron dual core 2.2 GHz, Infiniband IBM | 4608 | 14.07 | 20.28 |
| 209 | Centro de Supercomp. de Galicia Spain | Integrity rx5670 Itanium2 Cluster Hewlett-Packard | 2528 | 14.01 | 16.18 |
| 210 | CeSViMa - BSC Spain | BladeCenter JS20 Cluster, PPC 970, 2.2 GHz, Myrinet IBM | 2408 | 14 | 21.19 |
| 211 | Financial Institution (U) United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2768 | 13.9 | 25.8 |
| 212 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2044 | 13.89 | 24.53 |
| 213 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2184 | 13.87 | 24.72 |
| 214 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2184 | 13.87 | 24.72 |
| 215 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2760 | 13.87 | 25.72 |
| 216 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 2324 | 13.79 | 24.73 |
| 217 | UCSD/San Diego Supercomputer Center United States | eServer Blue Gene Solution IBM | 6144 | 13.78 | 17.2 |
| 218 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2016 | 13.73 | 24.19 |
| 219 | WETA Digital New Zealand | Cluster Platform 3000 BL2x220 Hewlett-Packard | 2496 | 13.71 | 24.96 |
| 220 | WETA Digital New Zealand | Cluster Platform 3000 BL2x220 Hewlett-Packard | 2496 | 13.71 | 24.96 |
| 221 | WETA Digital New Zealand | Cluster Platform 3000 BL2x220 Hewlett-Packard | 2496 | 13.71 | 24.96 |
| 222 | WETA Digital New Zealand | Cluster Platform 3000 BL2x220 Hewlett-Packard | 2496 | 13.71 | 24.96 |
| 223 | Semiconductor Company Taiwan | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 2000 | 13.68 | 24 |
| 224 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 2008 | 13.68 | 24.1 |
| 225 | Omniture United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2304 | 13.68 | 24.58 |
| 226 | Telecommunication Company Italy | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2304 | 13.68 | 24.58 |
| 227 | Roshydromet Russia | SGI Altix ICE 8200, Xeon quad core 2.83 GHz SGI | 1416 | 13.68 | 16.03 |
| 228 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 229 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 230 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 231 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 232 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 233 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 234 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2764 | 13.64 | 33.17 |
| 235 | Financial Institution Japan | Cluster Platform 3000 BL460c, Xeon 52xx 3 GHz, GigEthernet Hewlett-Packard | 1992 | 13.64 | 23.9 |
| 236 | Cerner Corp. United States | Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet Hewlett-Packard | 3152 | 13.53 | 25.22 |
| 237 | University of Arizona United States | SGI Altix ICE 8200, Xeon quad core 2.83 GHz SGI | 1392 | 13.48 | 15.76 |
| 238 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2664 | 13.48 | 24.83 |
| 239 | Jefferson Lab United States | KOI Quad Core Opteron 1.9GHz, Infiniband Koi Computers | 3040 | 13.46 | 23.1 |
| 240 | Computacenter United Kingdom | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet Hewlett-Packard | 5200 | 13.42 | 24.96 |
| 241 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2640 | 13.38 | 24.6 |
| 242 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2640 | 13.38 | 24.6 |
| 243 | Hewlett Packard United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 3328 | 13.28 | 24.76 |
| 244 | Telecommunication Company France | Cluster Platform 3000 BL680c, Xeon 73xx 1.86 Ghz, GigabitEth Hewlett-Packard | 3312 | 13.22 | 24.64 |
| 245 | Financial Institution United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2064 | 13.22 | 23.36 |
| 246 | Financial Institution United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 2064 | 13.22 | 23.36 |
| 247 | Lockheed Martin United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1832 | 13.21 | 17.1 |
| 248 | Insight Direct United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 1904 | 13.2 | 20.31 |
| 249 | Environment Canada Canada | eServer pSeries p5 575 1.9 GHz IBM | 2016 | 13.17 | 15.32 |
| 250 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 2200 | 13.16 | 23.47 |
| 251 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1912 | 13.11 | 22.94 |
| 252 | Siberian National University Russia | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1808 | 13.06 | 16.87 |
| 253 | Financial Institution United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2560 | 13.05 | 23.86 |
| 254 | Financial Institution United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2560 | 13.05 | 23.86 |
| 255 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2560 | 13.05 | 23.86 |
| 256 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2560 | 13.05 | 23.86 |
| 257 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2544 | 12.98 | 23.71 |
| 258 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1888 | 12.97 | 22.66 |
| 259 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1888 | 12.97 | 22.66 |
| 260 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 2152 | 12.96 | 22.96 |
| 261 | HPCx United Kingdom | eServer pSeries p5 575 1.5 GHz IBM | 2560 | 12.94 | 15.36 |
| 262 | Logistic Services China | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2528 | 12.91 | 23.56 |
| 263 | University of Kentucky United States | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 1360 | 12.83 | 16.32 |
| 264 | IT Services Provider (C) Sweden | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2480 | 12.71 | 23.11 |
| 265 | Scientific Supercomputing Center Karlsruhe Germany | Transtec Xeon Cluster Transtec AG | 1616 | 12.64 | 17.19 |
| 266 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR Hewlett-Packard | 1600 | 12.63 | 17.07 |
| 267 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR Hewlett-Packard | 1600 | 12.63 | 17.07 |
| 268 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR Hewlett-Packard | 1600 | 12.63 | 17.07 |
| 269 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband DDR Hewlett-Packard | 1600 | 12.63 | 17.07 |
| 270 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2096 | 12.59 | 22.3 |
| 271 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries p5 575 1.9 GHz IBM | 1920 | 12.54 | 14.59 |
| 272 | Financial Institution United States | xSeries x3550 Cluster Xeon, 2.333 GHz, GigEthernet IBM | 2536 | 12.51 | 23.67 |
| 273 | Brigham Young University United States | PowerEdge 1955, 2.66 GHz, GigEthernet Dell | 2520 | 12.51 | 26.81 |
| 274 | ABC Daa Sp. Z 0.0. Poland | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2080 | 12.51 | 22.13 |
| 275 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1800 | 12.48 | 21.6 |
| 276 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2056 | 12.38 | 21.88 |
| 277 | Universitaet Dortmund Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 2048 | 12.37 | 21.85 |
| 278 | Financial DCCoD (B) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 5000 | 12.31 | 22 |
| 279 | Geoscience (E) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 5000 | 12.31 | 22 |
| 280 | Virginia Tech United States | 1100 Dual 2.3 GHz Apple XServe/Mellanox Infiniband 4X/Cisco GigE Self-made | 2200 | 12.25 | 20.24 |
| 281 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1568 | 12.23 | 18.82 |
| 282 | South Ural State University Russia | T16 Cluster, Intel E54xx 3Mhz, Infiniband DDR T-Platforms | 1328 | 12.2 | 15.94 |
| 283 | Arizona State University High Performance Computing Center United States | PowerEdge 1955, Quad Core 2.66 GHz, Infiniband Dell | 1760 | 12.1 | 18.36 |
| 284 | Semiconductor Company (S) Taiwan | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1736 | 12.09 | 20.83 |
| 285 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2448 | 12.08 | 29.38 |
| 286 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2448 | 12.08 | 29.38 |
| 287 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2448 | 12.08 | 29.38 |
| 288 | NASA/Ames Research Center/NAS United States | Altix 4700 1.6 GHz SGI | 2048 | 12.07 | 13.11 |
| 289 | Technische Universitaet Dresden Germany | Altix 4700 1.6 GHz SGI | 2048 | 12.07 | 13.11 |
| 290 | IT Service Provider (C) Netherlands | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1728 | 12.04 | 20.74 |
| 291 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1728 | 11.99 | 20.74 |
| 292 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1728 | 11.99 | 20.74 |
| 293 | Public Services United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1976 | 11.96 | 21.02 |
| 294 | Public Services United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1976 | 11.96 | 21.02 |
| 295 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2296 | 11.92 | 21.4 |
| 296 | Financial Institution United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1704 | 11.89 | 20.45 |
| 297 | Scientific Supercomputing Center Karlsruhe Germany | Cluster Platform 4000 DL145 Opteron Dual Core 2.6 GHz Infiniband Hewlett-Packard | 3000 | 11.86 | 15.6 |
| 298 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1944 | 11.83 | 20.74 |
| 299 | Japan Atomic Energy Research Institute Japan | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 11.81 | 13.11 |
| 300 | Wright-Patterson Air Force Base/DoD ASC United States | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 11.81 | 13.11 |
| 301 | Systemat Services Belgium | Cluster Platform 3000 BL680c, Xeon 73xx 2.4 Ghz, GigabitEth Hewlett-Packard | 2192 | 11.8 | 24.64 |
| 302 | Microsoft Windows HPC Group United States | PowerEdge 1955, 1.86 GHz, Cisco Infiniband, Windows OS Dell | 2048 | 11.75 | 15.24 |
| 303 | Software United States | xSeries x3550 Cluster Xeon, 2.333 GHz, GigEthernet IBM | 2376 | 11.73 | 22.17 |
| 304 | Argonne National Laboratory United States | Blue Gene/P Solution IBM | 4096 | 11.71 | 13.93 |
| 305 | Dublin Institute for Advanced Studies/ICHEC Ireland | Blue Gene/P Solution IBM | 4096 | 11.71 | 13.93 |
| 306 | Science and Technology Facilities Council - Daresbury Laboratory United Kingdom | Blue Gene/P Solution IBM | 4096 | 11.71 | 13.93 |
| 307 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1920 | 11.7 | 20.48 |
| 308 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1920 | 11.7 | 20.48 |
| 309 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 1784 | 11.64 | 20.19 |
| 310 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 1784 | 11.64 | 20.19 |
| 311 | Financial Services (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet Hewlett-Packard | 2048 | 11.6 | 20.48 |
| 312 | Financial Services (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet Hewlett-Packard | 2048 | 11.6 | 20.48 |
| 313 | Retail New Zealand | Cluster Platform 3000 BL460c, Xeon 54xx 2.5 GHz, GigEthernet Hewlett-Packard | 2048 | 11.6 | 20.48 |
| 314 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1888 | 11.53 | 20.14 |
| 315 | SARA (Stichting Academisch Rekencentrum) Netherlands | eServer pSeries 575, p5+ 1.9 GHz, Infiniband IBM | 1920 | 11.49 | 14.59 |
| 316 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1624 | 11.35 | 19.49 |
| 317 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1624 | 11.35 | 19.49 |
| 318 | University of Wroclaw - Wroclaw Centre for Networking and Supercomputing Poland | ACTION Xeon QC X3220/E5345 Infiniband ACTION | 1696 | 11.34 | 15.99 |
| 319 | Exeter University United Kingdom | SGI Altix ICE 8200, Xeon quad core 2.83 GHz SGI | 1152 | 11.21 | 13.04 |
| 320 | Cerner Corp. United States | Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet Hewlett-Packard | 2560 | 11.2 | 20.48 |
| 321 | Kaiser United States | Cluster Platform 3000 BL460c, Xeon 54xx 2 GHz, GigEthernet Hewlett-Packard | 2560 | 11.2 | 20.48 |
| 322 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2128 | 11.17 | 19.83 |
| 323 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2128 | 11.17 | 19.83 |
| 324 | IBM Germany Germany | BladeCenter QS22 Cluster, PowerXCell 8i 3.2 Ghz, Infiniband IBM | 1512 | 11.11 | 18.28 |
| 325 | Information Agency France | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2112 | 11.1 | 19.68 |
| 326 | NCAR (National Center for Atmospheric Research) United States | eServer pSeries p5 575 1.9 GHz IBM | 1696 | 11.08 | 12.89 |
| 327 | Information Agency France | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2096 | 11.03 | 19.53 |
| 328 | Bechtle Data AG Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1792 | 11.01 | 19.12 |
| 329 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1568 | 11 | 18.82 |
| 330 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1784 | 10.97 | 19.03 |
| 331 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 2080 | 10.95 | 19.39 |
| 332 | Information Agency France | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2072 | 10.93 | 19.34 |
| 333 | Technische Universitaet Dresden Germany | Opteron dual core 2.6 GHz, Infiniband Linux Networx | 2576 | 10.88 | 13.4 |
| 334 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1392 | 10.86 | 16.7 |
| 335 | Kyushu University Japan | Fujitsu Primequest, Itanium2 Dual Core 1.6 Ghz, Infiniband Fujitsu | 2048 | 10.85 | 13.11 |
| 336 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1760 | 10.84 | 18.78 |
| 337 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 10.81 | 19.09 |
| 338 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 10.81 | 19.09 |
| 339 | University of Arkansas United States | PowerEdge 1950, 2.66 GHz, Infiniband Dell | 1240 | 10.75 | 13.36 |
| 340 | Stanford University High Performance Computing Center United States | PowerEdge 1950, 2.33 GHz, Infiniband Dell | 1600 | 10.7 | 14.91 |
| 341 | Financial Institution (S1) Spain | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 2644 | 10.69 | 19.67 |
| 342 | US Army Research Laboratory (ARL) United States | LNX Cluster, Xeon 3.6 GHz, Myrinet Linux Networx | 2048 | 10.65 | 14.75 |
| 343 | Industry United States | xSeries x3650 Cluster Xeon dual core 2.33 GHz, GigEthernet IBM | 2156 | 10.64 | 20.12 |
| 344 | Louisiana State University United States | PowerEdge 1955, 2.66 GHz, Infiniband Dell | 1440 | 10.6 | 15.36 |
| 345 | Hewlett Packard France | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet Hewlett-Packard | 4096 | 10.6 | 19.66 |
| 346 | IT Service Provider (C) United States | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet Hewlett-Packard | 4096 | 10.6 | 19.66 |
| 347 | IT Service Provider (C) United States | Cluster Platform 4000 BL465c, Opteron DC 2.4GHz, GigEthernet Hewlett-Packard | 4096 | 10.6 | 19.66 |
| 348 | Financial Institution (S1) Spain | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 2608 | 10.58 | 19.4 |
| 349 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 10.51 | 19.11 |
| 350 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 10.51 | 19.11 |
| 351 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1976 | 10.48 | 18.42 |
| 352 | Logistic Services (C) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1696 | 10.46 | 18.05 |
| 353 | Hewlett-Packard United States | Cluster Platform 4000 BL685c, Dual Core Opteron 2.6 GHz, GigE Hewlett-Packard | 4096 | 10.44 | 21.3 |
| 354 | Financial Institution (S2) Spain | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 2552 | 10.39 | 18.99 |
| 355 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2104 | 10.38 | 22.45 |
| 356 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2104 | 10.38 | 22.45 |
| 357 | Center for Computational Sciences, University of Tsukuba Japan | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar Hitachi/Fujitsu | 2560 | 10.35 | 14.34 |
| 358 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1672 | 10.33 | 17.79 |
| 359 | China Meteorological Administration China | eServer pSeries 655 (1.7 GHz Power4+) IBM | 3200 | 10.31 | 21.76 |
| 360 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries 655 (1.7 GHz Power4+) IBM | 2944 | 10.31 | 20.02 |
| 361 | NNSA/Sandia National Laboratories United States | PowerEdge 1950, 3 GHz, Voltaire Infiniband Dell | 1120 | 10.31 | 13.44 |
| 362 | Roshydromet Russia | Altix 4700 1.66 GHz SGI | 1664 | 10.29 | 11.05 |
| 363 | Logistic Services Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1656 | 10.27 | 17.67 |
| 364 | Financial Institution (M) United States | Cluster Platform 4000 BL685c, Dual Core Opteron 2.6 GHz, GigE Hewlett-Packard | 3984 | 10.25 | 20.72 |
| 365 | Boehringer Germany | Cluster Platform 3000 BL260c, Xeon HT 2.83 GHz, Infiniband Hewlett-Packard | 1152 | 10.2 | 13.05 |
| 366 | Data Processing United States | xSeries x3650 Cluster Xeon dual core 2.33 GHz, GigEthernet IBM | 2056 | 10.15 | 19.19 |
| 367 | Information Processing Service United States | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1752 | 10.11 | 21.02 |
| 368 | Banking United States | xSeries x3650 Cluster Xeon dual core 2.33 GHz, GigEthernet IBM | 2048 | 10.11 | 19.11 |
| 369 | Imperial College ICT HPC United Kingdom | PowerEdge 1955, 2.66 GHz, Gigabit/10G Infiniband Dell | 1680 | 10.1 | 17.92 |
| 370 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.83 GHz, GigEthernet Hewlett-Packard | 1520 | 10.09 | 17.21 |
| 371 | SBC Service Inc United States | xSeries x3550 Cluster Xeon, 1.6 GHz, GigEthernet IBM | 2976 | 10.08 | 19.05 |
| 372 | IT Service Provider Russia | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 2440 | 10.01 | 18.15 |
| 373 | Financial Institution (M) United States | Cluster Platform 3000 BL680c, Xeon 73xx 2.4 Ghz, GigabitEth Hewlett-Packard | 1808 | 9.99 | 17.36 |
| 374 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1608 | 9.97 | 17.11 |
| 375 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1608 | 9.97 | 17.11 |
| 376 | Argonne National Laboratory - CNM United States | TeamHPC Xeon 5355 Cluster, Quad Xeon 2.66GHz, Infiniband TeamHPC of M&A Technology | 1152 | 9.96 | 12.29 |
| 377 | Financial DCCoD (A) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2016 | 9.95 | 24.19 |
| 378 | Geoscience (U) Egypt | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2016 | 9.95 | 24.19 |
| 379 | Geoscience (H) India | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2016 | 9.95 | 21.51 |
| 380 | Food Industry France | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1600 | 9.93 | 17.02 |
| 381 | Food Industry France | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1600 | 9.93 | 17.02 |
| 382 | Financial DCCoD (A) United Kingdom | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1700 | 9.91 | 20.4 |
| 383 | Government Classified United States | Cluster Platform 6000 rx1620, Itanium2 1.6 GHz, Quadrics Hewlett-Packard | 2048 | 9.89 | 13.11 |
| 384 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1848 | 9.88 | 17.22 |
| 385 | Financial Institution (P) France | BladeCenter LS21, Opteron Dual Core 2.8 GHz, GigEthernet IBM | 4000 | 9.85 | 22.4 |
| 386 | Financial DCCoD (B) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 9.85 | 17.6 |
| 387 | Financial Services (M) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 9.85 | 17.6 |
| 388 | Geoscience (H) India | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 9.85 | 17.6 |
| 389 | Industry Classified China | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1584 | 9.84 | 16.85 |
| 390 | NCSA United States | PowerEdge 1750, P4 Xeon 3.06 GHz, Myrinet Dell | 2500 | 9.82 | 15.3 |
| 391 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 52xx 2.6 GHz, GigEthernet Hewlett-Packard | 1566 | 9.74 | 16.6 |
| 392 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 52xx 2.6 GHz, GigEthernet Hewlett-Packard | 1566 | 9.74 | 16.6 |
| 393 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1560 | 9.73 | 16.64 |
| 394 | Semiconductor Company (Q) United States | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1368 | 9.72 | 16.42 |
| 395 | University Health Network - University of Toronto Canada | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1344 | 9.69 | 12.54 |
| 396 | Hewlett-Packard United States | Cluster Platform 3000 BL2x220, Xeon 54xx 3 Ghz, Infiniband Hewlett-Packard | 1024 | 9.67 | 12.29 |
| 397 | Financial Institution (S2) Spain | Cluster Platform 3000 BL460c, Xeon 54xx 2.66GHz, GigEthernet Hewlett-Packard | 1552 | 9.66 | 16.51 |
| 398 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1536 | 9.63 | 16.39 |
| 399 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1536 | 9.63 | 16.39 |
| 400 | Telecommunication Company China | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 1792 | 9.62 | 16.7 |
| 401 | BMW Sauber F1 Switzerland | Dalco Cluster, Intel Xeon 3.0 Ghz, Quadrics DALCO AG Switzerland | 1024 | 9.6 | 12.29 |
| 402 | Universitaet Freiburg Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 1120 | 9.59 | 12.68 |
| 403 | Universitaet Heidelberg - IWR Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 1120 | 9.59 | 12.68 |
| 404 | Universitaet Karlsruhe Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 1120 | 9.59 | 12.68 |
| 405 | Universitaet Mannheim Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 1120 | 9.59 | 12.68 |
| 406 | Universitaet Tuebingen Germany | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, Infiniband IBM | 1120 | 9.59 | 12.68 |
| 407 | Pacific Northwest National Laboratory United States | Spray Cooled xSeries x3550 Cluster Xeon quad core 2.33 GHz, Infiniband IBM | 1536 | 9.59 | 14.32 |
| 408 | Texas Instruments France | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1612 | 9.58 | 19.34 |
| 409 | Manufacturing Company (I) United States | SGI Altix ICE 8200, 3.0 GHz SGI | 1024 | 9.58 | 12.29 |
| 410 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1336 | 9.54 | 16.03 |
| 411 | Harvard University United States | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 412 | High Energy Accelerator Research Organization /KEK Japan | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 413 | IBM - Almaden Research Center United States | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 414 | IBM Research Switzerland | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 415 | IBM Thomas J. Watson Research Center United States | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 416 | Renaissance Computing Institute (RENCI) United States | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 417 | University of Canterbury New Zealand | eServer Blue Gene Solution IBM | 4096 | 9.43 | 11.47 |
| 418 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1744 | 9.39 | 16.25 |
| 419 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1312 | 9.36 | 15.74 |
| 420 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 54xx 3.0GHz, GigEthernet Hewlett-Packard | 1312 | 9.36 | 15.74 |
| 421 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1304 | 9.33 | 15.65 |
| 422 | Computational Research Laboratories, TATA SONS India | Cluster Platform 3000 BL480c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 1440 | 9.3 | 15.36 |
| 423 | Financial Institution (M) United States | Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet Hewlett-Packard | 3312 | 9.29 | 17.22 |
| 424 | Digital Media Company (G) India | BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet IBM | 2400 | 9.29 | 25.6 |
| 425 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 2672 | 9.29 | 24.94 |
| 426 | Banking B Switzerland | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 2368 | 9.29 | 22.1 |
| 427 | Semiconductor Company (C) United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 2368 | 9.29 | 22.1 |
| 428 | Bear Stearns United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 2352 | 9.29 | 21.95 |
| 429 | Financial Institution (U1) United States | BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet IBM | 1960 | 9.29 | 20.91 |
| 430 | Financial Institution (U1) United States | BladeCenter HS21 Cluster, Xeon quad core 2.66 GHz, GigEthernet IBM | 1960 | 9.29 | 20.91 |
| 431 | Scientific Supercomputing Center Karlsruhe Germany | xSeries x3550 Cluster Xeon QC HT, 2.66 GHz, GigEthernet IBM | 1920 | 9.29 | 20.47 |
| 432 | CNPC Sichuan Geophysical Company China | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1600 | 9.29 | 19.2 |
| 433 | CNPC Sichuan Geophysical Company China | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1600 | 9.29 | 19.2 |
| 434 | CNPC Sichuan Geophysical Company China | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1600 | 9.29 | 19.2 |
| 435 | CNPC Sichuan Geophysical Company China | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1600 | 9.29 | 19.2 |
| 436 | Petroleum Company United Kingdom | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 2048 | 9.29 | 19.11 |
| 437 | Financial Institution (P) France | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, GigEthernet IBM | 1680 | 9.29 | 19.02 |
| 438 | Gaming France | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1576 | 9.29 | 18.91 |
| 439 | Gaming France | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1576 | 9.29 | 18.91 |
| 440 | Gaming France | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1576 | 9.29 | 18.91 |
| 441 | Research France | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 2024 | 9.29 | 18.89 |
| 442 | Financial Institution () China | BladeCenter HS21 Cluster, Xeon QC HT 2.8 GHz, GigEthernet IBM | 1600 | 9.29 | 17.92 |
| 443 | Finance L United Kingdom | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1904 | 9.29 | 17.77 |
| 444 | Financial Institution () United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1896 | 9.29 | 17.69 |
| 445 | Geoscience (Q) France | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, GigEthernet IBM | 1560 | 9.29 | 17.66 |
| 446 | Geoscience (Q) France | BladeCenter HS21 Cluster, Xeon QC HT 2.83 GHz, GigEthernet IBM | 1560 | 9.29 | 17.66 |
| 447 | Cenaero Belgium | BladeCenter HS21 Cluster, Xeon QC HT 2.5 GHz, GigEthernet IBM | 1736 | 9.29 | 17.36 |
| 448 | Data Processing United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1840 | 9.29 | 17.17 |
| 449 | Data Processing United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1840 | 9.29 | 17.17 |
| 450 | Financial Institution () United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1784 | 9.29 | 16.65 |
| 451 | Financial Institution () United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1784 | 9.29 | 16.65 |
| 452 | Financial Institution () United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1784 | 9.29 | 16.65 |
| 453 | Financial Institution () United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1784 | 9.29 | 16.65 |
| 454 | Data Processing United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1704 | 9.29 | 15.9 |
| 455 | Data Processing United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1704 | 9.29 | 15.9 |
| 456 | Financial Institution (P) France | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1680 | 9.29 | 15.68 |
| 457 | Information Technology United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1664 | 9.29 | 15.53 |
| 458 | Merck and Company United States | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1600 | 9.29 | 14.93 |
| 459 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1560 | 9.29 | 14.56 |
| 460 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1560 | 9.29 | 14.56 |
| 461 | Research United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1560 | 9.29 | 14.56 |
| 462 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1296 | 9.28 | 15.55 |
| 463 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1296 | 9.28 | 15.55 |
| 464 | Fraunhofer ITWM Germany | BladeCenter QS22 Cluster, PowerXCell 8i 3.2 Ghz, Infiniband IBM | 1260 | 9.26 | 15.23 |
| 465 | Distribution United States | xSeries x3550 Cluster Xeon, 1.6 GHz, GigEthernet IBM | 2732 | 9.26 | 17.48 |
| 466 | Financial Institution (M) United States | Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet Hewlett-Packard | 3296 | 9.25 | 17.14 |
| 467 | Near East University Cyprus | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1280 | 9.24 | 11.95 |
| 468 | Financial Institution (U) Australia | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1712 | 9.24 | 15.96 |
| 469 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1464 | 9.22 | 15.62 |
| 470 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1464 | 9.22 | 15.62 |
| 471 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1696 | 9.16 | 15.81 |
| 472 | Digital Media United States | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1512 | 9.14 | 18.14 |
| 473 | UCSD/San Diego Supercomputer Center United States | eServer pSeries 655/690 (1.5/1.7 GHz Power4+) IBM | 2464 | 9.12 | 15.63 |
| 474 | University of Warwick, Centre for Scientific Computing United Kingdom | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 960 | 9.06 | 11.52 |
| 475 | Total SA France | eServer pSeries p5 575 1.5 GHz/1.9GHz, Myrinet/Infiniband IBM | 2048 | 9.06 | 13.93 |
| 476 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon QC HT 2.8 GHz, GigEthernet IBM | 1496 | 9.05 | 16.76 |
| 477 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon QC HT 2.8 GHz, GigEthernet IBM | 1496 | 9.05 | 16.76 |
| 478 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon QC HT 2.8 GHz, GigEthernet IBM | 1496 | 9.05 | 16.76 |
| 479 | Financial Institution () France | BladeCenter HS21 Cluster, Xeon QC HT 2.8 GHz, GigEthernet IBM | 1496 | 9.05 | 16.76 |
| 480 | Institute of Physical and Chemical Res. (RIKEN) Japan | Fujitsu PFU RG1000, Core2Duo 1.5 GHz, GigEthernet Fujitsu | 2048 | 9.05 | 12.29 |
| 481 | Financial Institution (M) United States | Cluster Platform 3000 BL680c, Xeon 73xx 2.4 Ghz, GigabitEth Hewlett-Packard | 1616 | 9.04 | 15.51 |
| 482 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 9.04 | 10.75 |
| 483 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 9.04 | 10.75 |
| 484 | Tomsk State University Russia | Xeon Cluster, QLogic InfiniPath T-Platforms | 1128 | 9.01 | 12 |
| 485 | World Wide Technologies United States | Cluster Platform 3000 BL460c, Xeon 54xx 2.33 GHz, GigEthernet Hewlett-Packard | 1664 | 9.01 | 15.51 |
| 486 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 487 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 488 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 489 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 490 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 491 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 492 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 493 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 494 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 495 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 496 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 497 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 498 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 499 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |
| 500 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon QC HT 3 GHz, GigEthernet IBM | 1488 | 9 | 17.86 |