| Rank | Site | Computer | Cores | Year | Rmax | Rpeak | | 101 | Pacific Northwest National Laboratory United States | spray cooled xSeries x3550 Cluster Xeon, 2.333 GHz, GigEthernet IBM | 1536 | 2007 | 9.29 | 14.54 |
| 102 | UCSD/San Diego Supercomputer Center United States | DataStar - eServer pSeries 655/690 (1.5/1.7 GHz Power4+) IBM | 2464 | 2005 | 9.12 | 15.63 |
| 103 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 2005 | 9.04 | 10.75 |
| 104 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 2005 | 9.04 | 10.75 |
| 105 | Tomsk State University Russia | SKIF-Cyberia - Xeon Cluster, QLogic InfiniPath T-Platforms | 1128 | 2007 | 9.01 | 12.00 |
| 106 | Microsoft Windows HPC Group United States | Rainier - PowerEdge 1955, 1.86 GHz, Cisco Infiniband, Windows OS Dell | 2048 | 2007 | 9.00 | 15.24 |
| 107 | Australian Partnership for Advanced Computing (APAC) Australia | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 1536 | 2005 | 8.97 | 9.83 |
| 108 | HWW/Universitaet Stuttgart Germany | SX8/576M72 NEC | 576 | 2005 | 8.92 | 9.22 |
| 109 | CSC (Center for Scientific Computing) Finland | Louhi - Cray XT4, 2.6 GHz Cray Inc. | 2024 | 2006 | 8.88 | 11.33 |
| 110 | Hewlett Packard France | Cluster Platform 3000 DL140G3, Xeon 51xx 3 Ghz, Infiniband Hewlett-Packard | 1024 | 2007 | 8.75 | 12.29 |
| 111 | Institute of Physical and Chemical Res. (RIKEN) Japan | RIKEN Super Combined Cluster Fujitsu | 2048 | 2004 | 8.73 | 12.53 |
| 112 | NOAA/Geophysical Fluid Dynamics Laboratory (GFDL) United States | eServer pSeries p5 575 1.9 GHz IBM | 1328 | 2006 | 8.68 | 10.09 |
| 113 | Pacific Northwest National Laboratory United States | Mpp2 - Cluster Platform 6000 rx2600 Itanium2 1.5 GHz, Quadrics Hewlett-Packard | 1936 | 2003 | 8.63 | 11.62 |
| 114 | Georgia Institute of Technology United States | BladeCenter LS20, Opteron 2.0 GHz Dual core, GigEthernet IBM | 4616 | 2007 | 8.51 | 18.46 |
| 115 | CERN Switzerland | InterMediaTe - NOW Cluster - Intel Xeon 51xx, 3.0 GHz, GigEthernet Self-made | 1360 | 2007 | 8.33 | 16.32 |
| 116 | IBM - Rochester United States | xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband IBM | 4228 | 2007 | 8.21 | 21.99 |
| 117 | Technical University of Chemnitz, CHIC Germany | xSeries x3455 Cluster Opteron, 2.6 GHz, Infiniband IBM | 2152 | 2007 | 8.21 | 11.19 |
| 118 | CSC (Center for Scientific Computing) Finland | Cluster Platform 4000 BL465c Opteron Dual Core 2.6 GHz Infiniband Hewlett-Packard | 2048 | 2006 | 8.20 | 10.65 |
| 119 | Lawrence Livermore National Laboratory United States | Zeus - Appro Xtreme Server - Quad Opteron Dual Core 2.4GHz Infiniband Appro International | 2304 | 2006 | 8.18 | 11.06 |
| 120 | Belgacom Belgium | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1044 | 2007 | 8.14 | 12.53 |
| 121 | Shanghai Supercomputer Center China | Dawning 4000A, Opteron 2.2 GHz, Myrinet Dawning | 2560 | 2004 | 8.06 | 11.26 |
| 122 | Los Alamos National Laboratory United States | Lightning - Opteron 2 GHz, Myrinet Linux Networx | 2816 | 2003 | 8.05 | 11.26 |
| 123 | SP Worldwide Logistics Indonesia Indonesia | Cluster Platform 3000 BL460c, Xeon 53xx 1.6GHz, Infiniband Hewlett-Packard | 1928 | 2007 | 8.02 | 12.34 |
| 124 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, Infiniband Hewlett-Packard | 1320 | 2007 | 8.01 | 12.32 |
| 125 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 126 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 127 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 128 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 129 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 130 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 131 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 132 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1152 | 2007 | 7.99 | 12.29 |
| 133 | SCS S.r.l. Italy | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1024 | 2006 | 7.99 | 12.29 |
| 134 | Fraunhofer ITWM Germany | Hercules - PowerEdge 1950, 2.33 GHz, Infiniband Dell | 1096 | 2007 | 7.94 | 10.23 |
| 135 | Wright-Patterson Air Force Base/DoD ASC United States | Cluster Platform 4000 DL145 Opteron 2.8 GHz Infiniband Hewlett-Packard | 2048 | 2006 | 7.93 | 11.47 |
| 136 | BMW AG Germany | HP DL380G5 Cluster Hewlett-Packard | 1080 | 2007 | 7.91 | 12.96 |
| 137 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1012 | 2007 | 7.89 | 12.14 |
| 138 | IT Service Provider (C) Netherlands | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1128 | 2007 | 7.82 | 12.03 |
| 139 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1000 | 2007 | 7.80 | 12.00 |
| 140 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1000 | 2007 | 7.80 | 12.00 |
| 141 | Memory Set S.A. Spain | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 996 | 2007 | 7.77 | 11.95 |
| 142 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 992 | 2007 | 7.74 | 11.90 |
| 143 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 992 | 2007 | 7.74 | 11.90 |
| 144 | IT Service Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 992 | 2007 | 7.74 | 11.90 |
| 145 | University at Buffalo, SUNY, Center for Computational Res. United States | U2 - PowerEdge SC1425 3.2 GHz, Myrinet Dell | 1536 | 2006 | 7.74 | 9.83 |
| 146 | Cerner Corp. United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 988 | 2007 | 7.71 | 11.86 |
| 147 | Lawrence Livermore National Laboratory United States | MCR Linux Cluster Xeon 2.4 GHz - Quadrics Linux Networx | 2304 | 2002 | 7.63 | 11.06 |
| 148 | Defense Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 976 | 2007 | 7.61 | 11.71 |
| 149 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1096 | 2007 | 7.60 | 11.69 |
| 150 | Academic Site United States | BladeCenter JS21 Cluster, PPC 970, 2.5 GHz, Myrinet IBM | 1024 | 2007 | 7.52 | 10.24 |
| 151 | Statoil Norway | Cluster Platform 3000 DL380 Xeon 51xx 3.0 Ghz, Infiniband Hewlett-Packard | 1024 | 2006 | 7.50 | 12.29 |
| 152 | Concat AG Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 956 | 2007 | 7.46 | 11.47 |
| 153 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1068 | 2007 | 7.41 | 11.39 |
| 154 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 948 | 2007 | 7.39 | 11.38 |
| 155 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 948 | 2007 | 7.39 | 11.38 |
| 156 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 948 | 2007 | 7.39 | 11.38 |
| 157 | Lawrence Livermore National Laboratory United States | ASCI White, SP Power3 375 MHz IBM | 8192 | 2000 | 7.30 | 12.29 |
| 158 | NERSC/LBNL United States | Seaborg - SP Power3 375 MHz 16 way IBM | 6656 | 2002 | 7.30 | 9.98 |
| 159 | Semiconductor Company (F) India | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1476 | 2007 | 7.28 | 15.75 |
| 160 | NCSA United States | TeraGrid, Itanium2 1.3/1.5 GHZ, Myrinet IBM | 1776 | 2004 | 7.22 | 10.26 |
| 161 | US Army Research Laboratory (ARL) United States | eServer Opteron 2.2 GHz. Myrinet IBM | 2320 | 2004 | 7.19 | 10.21 |
| 162 | Concat AG Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 920 | 2007 | 7.18 | 11.04 |
| 163 | AVNET Computer United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 916 | 2007 | 7.15 | 10.99 |
| 164 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1024 | 2007 | 7.10 | 10.92 |
| 165 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 1024 | 2007 | 7.10 | 10.92 |
| 166 | Geoscience (F) India | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1168 | 2007 | 7.06 | 14.02 |
| 167 | Semiconductor Company (R) Taiwan | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 896 | 2007 | 6.99 | 10.75 |
| 168 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 169 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 170 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 171 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 172 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 173 | Gaming Company (B) China | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1950 | 2007 | 6.98 | 12.48 |
| 174 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2800 | 2007 | 6.89 | 12.32 |
| 175 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2800 | 2007 | 6.89 | 12.32 |
| 176 | Fermi National Accelerator Laboratory United States | Kaon - Opteron 2.0 GHz, Infiniband Self-made | 2400 | 2006 | 6.89 | 9.60 |
| 177 | University of Sherbrooke Canada | Mp - PowerEdge SC1425 3.6 GHz- Infiniband Dell | 1152 | 2005 | 6.89 | 8.29 |
| 178 | Nagoya University Japan | PRIMEPOWER HPC2500 (2.08 GHz) Fujitsu | 1664 | 2005 | 6.86 | 13.84 |
| 179 | Semiconductor Company (S) Taiwan | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 868 | 2007 | 6.77 | 10.42 |
| 180 | IT Service Provider (C) Netherlands | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 864 | 2007 | 6.74 | 10.37 |
| 181 | IT Service Provider (C) Netherlands | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 864 | 2007 | 6.74 | 10.37 |
| 182 | IT Service Provider (C) Canada | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 970 | 2007 | 6.73 | 10.35 |
| 183 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, GigEthernet Hewlett-Packard | 1108 | 2007 | 6.72 | 10.34 |
| 184 | Food Industry United Kingdom | Cluster Platform 4000 BL685c, Opteron DC 2.4GHz, Infiniband Hewlett-Packard | 1808 | 2007 | 6.68 | 8.68 |
| 185 | Los Alamos National Laboratory United States | Coyote A - Opteron 2.6 GHz, Infiniband Linux Networx | 1620 | 2005 | 6.68 | 8.42 |
| 186 | IT Service Provider (C) Canada | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 960 | 2007 | 6.66 | 10.24 |
| 187 | Joint Supercomputer Center Russia | MVS-15000BM, eServer BladeCenter JS20 (PowerPC970 2.2 GHz), Myrinet IBM | 1148 | 2006 | 6.65 | 10.10 |
| 188 | Merck and Company United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2688 | 2006 | 6.62 | 11.83 |
| 189 | Insight Direct United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 952 | 2007 | 6.60 | 10.15 |
| 190 | Insight Direct United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 952 | 2007 | 6.60 | 10.15 |
| 191 | Lawrence Livermore National Laboratory United States | xSeries Cluster Xeon 2.4 GHz - Quadrics IBM | 1920 | 2003 | 6.59 | 9.22 |
| 192 | Max-Planck-Gesellschaft MPI/Albert-Einstein-Institut Germany | Damiana - NOW Cluster - Intel Xeon 5160, 3 GHz Megware | 672 | 2007 | 6.53 | 8.06 |
| 193 | Mitsubishi UFJ Securities Japan | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet, Windows OS IBM | 1760 | 2007 | 6.52 | 21.12 |
| 194 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, GigEthernet Hewlett-Packard | 1060 | 2007 | 6.43 | 9.89 |
| 195 | NERSC/LBNL United States | eServer pSeries p5 575 1.9 GHz IBM | 976 | 2005 | 6.42 | 7.42 |
| 196 | Financial DCCoD (B) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1280 | 2007 | 6.32 | 15.36 |
| 197 | Financial DCCoD (B) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1280 | 2007 | 6.32 | 15.36 |
| 198 | Financial DCCoD (B) United Kingdom | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1280 | 2007 | 6.32 | 15.36 |
| 199 | NASA/Goddard Space Flight Center United States | Explore - SGI Altix 3700 Bx2, 1.5 GHz, NUMAlink, Infiniband SGI | 1152 | 2005 | 6.31 | 6.91 |
| 200 | Institute for Materials Research/Tohoku University Japan | SR11000-K2 Hitachi | 50 | 2007 | 6.27 | 7.36 |
| 201 | Norwegian University of Science and Technology Norway | eServer pSeries p5 575 1.9 GHz IBM | 960 | 2006 | 6.27 | 7.30 |
| 202 | Consulting Company (B) Netherlands | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 203 | Digital Media Company (F) India | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 204 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 205 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 206 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 207 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 208 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 209 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 210 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 211 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 212 | Gaming Company (C) Philippines | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 213 | Manufacturing Company (G) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 800 | 2007 | 6.24 | 9.60 |
| 214 | Lawrence Livermore National Laboratory United States | Lilac - xSeries x335 Cluster, Xeon 3.06 GHz, Quadrics IBM | 1540 | 2004 | 6.23 | 9.43 |
| 215 | PETROBRAS Brazil | bw10 - Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, Infiniband Hewlett-Packard | 1024 | 2007 | 6.21 | 9.56 |
| 216 | Grid Technology Research Center, AIST Japan | AIST Super Cluster P-32 - AIST Super Cluster P-32, Opteron 2.0 GHz, Myrinet IBM | 2200 | 2004 | 6.16 | 8.80 |
| 217 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 884 | 2007 | 6.13 | 9.43 |
| 218 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 884 | 2007 | 6.13 | 9.43 |
| 219 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 220 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 221 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 222 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 223 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 224 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 225 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 226 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 227 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 228 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 229 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 230 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 231 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 232 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 233 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 234 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 235 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 236 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 237 | Geoscience (P) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1240 | 2007 | 6.12 | 14.88 |
| 238 | IT Services Provider (C) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 780 | 2007 | 6.08 | 9.36 |
| 239 | Istanbul Technical University (ITU) Turkey | DL360 G5 Cluster, Xeon 2.33 Ghz, Infiniband Hewlett-Packard | 1032 | 2007 | 6.07 | 9.63 |
| 240 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 241 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 242 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 243 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 244 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 245 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 1224 | 2007 | 6.04 | 14.69 |
| 246 | NCSA United States | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 1024 | 2005 | 6.03 | 6.55 |
| 247 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 772 | 2007 | 6.02 | 9.26 |
| 248 | SharcNet Canada | Whale - Cluster Platform 4000 DL145 Opteron 2.2 GHz Dual Core GigEthernet Hewlett-Packard | 3072 | 2006 | 6.02 | 13.52 |
| 249 | NOAA/Geophysical Fluid Dynamics Laboratory (GFDL) United States | Altix 4700 1.6 GHz SGI | 1024 | 2006 | 6.02 | 6.55 |
| 250 | Wright-Patterson Air Force Base/DoD ASC United States | Altix 4700 1.6 GHz SGI | 1024 | 2007 | 6.02 | 6.55 |
| 251 | Tohoku University, Institute of Fluid Science Japan | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink, 10GigEthernet SGI | 1024 | 2006 | 6.01 | 6.55 |
| 252 | Telecommunication Company United States | Blade Cluster BL-20P, Pentium4 Xeon 3.2 GHz, GigEthernet Hewlett-Packard | 1728 | 2006 | 5.97 | 11.06 |
| 253 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 984 | 2007 | 5.97 | 9.18 |
| 254 | University of California - Santa Cruz United States | Pleiades - PowerEdge 1950, 2.33 GHz, Cisco Infiniband Dell | 800 | 2007 | 5.94 | 7.47 |
| 255 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2400 | 2007 | 5.91 | 10.56 |
| 256 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2400 | 2007 | 5.91 | 10.56 |
| 257 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2400 | 2007 | 5.91 | 10.56 |
| 258 | Geoscience (P) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2400 | 2007 | 5.91 | 10.56 |
| 259 | Industrial Classified (B) Singapore | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.89 | 8.53 |
| 260 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 848 | 2007 | 5.88 | 9.05 |
| 261 | Mississippi State University United States | Sun Fire x2200 M2 Cluster, Opteron 2.6 Ghz, GigEthernet Sun Microsystems | 2048 | 2006 | 5.86 | 10.65 |
| 262 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 748 | 2007 | 5.83 | 8.98 |
| 263 | Logistic Services (E) United States | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 1192 | 2007 | 5.77 | 8.87 |
| 264 | SharcNet Canada | Requin - Cluster Platform 4000 DL145, Opteron 2,6 GHz, Quadrics Hewlett-Packard | 1536 | 2006 | 5.75 | 7.99 |
| 265 | Joint Supercomputer Center Russia | MVS-50000 - Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 640 | 2007 | 5.74 | 7.68 |
| 266 | Lawrence Livermore National Laboratory United States | eServer pSeries p5 575 1.9 GHz IBM | 864 | 2005 | 5.74 | 6.57 |
| 267 | Industrial Classified (B) Singapore | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 776 | 2007 | 5.71 | 8.28 |
| 268 | Semiconductor Company (K) Malaysia | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1148 | 2007 | 5.66 | 12.25 |
| 269 | IT Service Provider (B) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 816 | 2007 | 5.66 | 8.71 |
| 270 | Seoul National University Korea, South | eServer BladeCenter JS20 (PowerPC970 2.2 GHz), Myrinet IBM | 968 | 2005 | 5.62 | 8.52 |
| 271 | Telecom Italia Italy | SuperDome 875 MHz/HyperPlex Hewlett-Packard | 3072 | 2007 | 5.59 | 10.75 |
| 272 | Telkom SA South Africa | SuperDome 875 MHz/HyperPlex Hewlett-Packard | 3072 | 2007 | 5.59 | 10.75 |
| 273 | Universität Erlangen Germany | Cluster Platform 3000 DL140G3, Xeon 51xx 3 Ghz, Infiniband Hewlett-Packard | 740 | 2007 | 5.59 | 8.88 |
| 274 | Forschungszentrum Juelich (FZJ) Germany | JUMP - eServer pSeries 690 (1.7 GHz Power4+) IBM | 1312 | 2004 | 5.57 | 8.92 |
| 275 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 276 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 277 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 278 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 279 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 280 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 281 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 282 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, Infiniband Hewlett-Packard | 800 | 2007 | 5.55 | 8.53 |
| 283 | Geoscience (P) Malaysia | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 2240 | 2006 | 5.52 | 9.86 |
| 284 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, Infiniband Hewlett-Packard | 908 | 2007 | 5.51 | 8.47 |
| 285 | CompuCom Systems Inc United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 704 | 2007 | 5.49 | 8.45 |
| 286 | IT Service Provider (D) United States | Cluster Platform 4000 BL465c, Opteron DC 2.6GHz, GigEthernet Hewlett-Packard | 1600 | 2007 | 5.49 | 8.32 |
| 287 | DOE/Bettis Atomic Power Laboratory United States | Atipa Cluster, Opteron 2.6 GHz, Myrinet Atipa Technology | 1302 | 2006 | 5.47 | 6.77 |
| 288 | DOE/Knolls Atomic Power Laboratory United States | Atipa Cluster, Opteron 2.6 GHz, Myrinet Atipa Technology | 1302 | 2006 | 5.47 | 6.77 |
| 289 | University of Oklahoma United States | Topdawg - PowerEdge 1850, 3.2 GHz, Infiniband Dell | 1024 | 2005 | 5.44 | 6.55 |
| 290 | National Aerospace Laboratory of Japan Japan | PRIMEPOWER HPC2500 (1.3 GHz) Fujitsu | 2304 | 2002 | 5.41 | 11.98 |
| 291 | IT Service Provider (C) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 692 | 2007 | 5.40 | 8.30 |
| 292 | IT Services Provider (B) India | Cluster Platform 3000 BL460c, Xeon 51xx 2.33GHz, Infiniband Hewlett-Packard | 876 | 2007 | 5.31 | 8.17 |
| 293 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 676 | 2007 | 5.27 | 8.11 |
| 294 | Logistic Services (F) Russia | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 672 | 2007 | 5.24 | 8.06 |
| 295 | Telecom Italia Italy | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 740 | 2007 | 5.24 | 8.88 |
| 296 | Food Industry France | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 668 | 2007 | 5.21 | 8.02 |
| 297 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1052 | 2006 | 5.19 | 11.22 |
| 298 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1052 | 2006 | 5.19 | 11.22 |
| 299 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1052 | 2006 | 5.19 | 11.22 |
| 300 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 1052 | 2006 | 5.19 | 11.22 |