| Rank | Site | Computer | Cores | Year | Rmax | Rpeak | | 101 | HPCx United Kingdom | eServer pSeries p5 575 1.5 GHz IBM | 2560 | 2006 | 12.94 | 15.36 |
| 102 | Cray Inc. United States | Cray XT4, 1.8 GHz Cray Inc. | 4304 | 2007 | 12.86 | 15.49 |
| 103 | University of Kentucky United States | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 1360 | 2007 | 12.83 | 16.32 |
| 104 | Scientific Supercomputing Center Karlsruhe Germany | Transtec Xeon Cluster Transtec AG | 1616 | 2007 | 12.64 | 17.19 |
| 105 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries p5 575 1.9 GHz IBM | 1920 | 2006 | 12.54 | 14.59 |
| 106 | Brigham Young University United States | Marylou4 - PowerEdge 1955, 2.66 GHz, GigEthernet Dell | 2520 | 2006 | 12.51 | 26.81 |
| 107 | Geoscience (E) United States | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 5000 | 2005 | 12.31 | 22.00 |
| 108 | Virginia Tech United States | System X - 1100 Dual 2.3 GHz Apple XServe/Mellanox Infiniband 4X/Cisco GigE Self-made | 2200 | 2004 | 12.25 | 20.24 |
| 109 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1568 | 2007 | 12.23 | 18.82 |
| 110 | Arizona State University High Performance Computing Center United States | Saguaro - PowerEdge 1955, Quad Core 2.66 GHz, Infiniband Dell | 1760 | 2007 | 12.10 | 18.36 |
| 111 | NASA/Ames Research Center/NAS United States | Altix 4700 1.6 GHz SGI | 2048 | 2007 | 12.07 | 13.11 |
| 112 | Technische Universitaet Dresden Germany | Altix 4700 1.6 GHz SGI | 2048 | 2006 | 12.07 | 13.11 |
| 113 | Financial Institution United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1704 | 2007 | 11.89 | 20.45 |
| 114 | Scientific Supercomputing Center Karlsruhe Germany | Cluster Platform 4000 DL145 Opteron Dual Core 2.6 GHz Infiniband Hewlett-Packard | 3000 | 2006 | 11.86 | 15.60 |
| 115 | Japan Atomic Energy Research Institute Japan | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 2005 | 11.81 | 13.11 |
| 116 | Microsoft Windows HPC Group United States | Rainier - PowerEdge 1955, 1.86 GHz, Cisco Infiniband, Windows OS Dell | 2048 | 2007 | 11.75 | 15.24 |
| 117 | IT Service Provider (D) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1920 | 2007 | 11.70 | 20.48 |
| 118 | Wright-Patterson Air Force Base/DoD ASC United States | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 2048 | 2003 | 11.65 | 13.11 |
| 119 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1888 | 2007 | 11.53 | 20.14 |
| 120 | SARA (Stichting Academisch Rekencentrum) Netherlands | Huygens - eServer pSeries 575, p5+ 1.9 GHz, Infiniband IBM | 1920 | 2007 | 11.49 | 14.59 |
| 121 | Science and Technology Facilities Council - Daresbury Laboratory United Kingdom | Blue Gene/P Solution IBM | 4096 | 2007 | 11.11 | 13.93 |
| 122 | NCAR (National Center for Atmospheric Research) United States | blueice - eServer pSeries p5 575 1.9 GHz IBM | 1696 | 2006 | 11.08 | 12.89 |
| 123 | Audi AG Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1280 | 2007 | 11.06 | 15.36 |
| 124 | Bechtle Data AG Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1792 | 2007 | 11.01 | 19.12 |
| 125 | Technische Universitaet Dresden Germany | Deimos - Opteron dual core 2.6 GHz, Infiniband Linux Networx | 2576 | 2007 | 10.88 | 13.40 |
| 126 | Semiconductor Company (O) United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, Infiniband Hewlett-Packard | 1392 | 2007 | 10.86 | 16.70 |
| 127 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10.81 | 19.09 |
| 128 | Financial Institution (D) Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10.81 | 19.09 |
| 129 | Intel United States | Endeavor - Intel Cluster, Xeon 3.0 GHz dual core, Infiniband Intel | 1140 | 2007 | 10.77 | 13.68 |
| 130 | Stanford University High Performance Computing Center United States | WCR - PowerEdge 1950, 2.33 GHz, Infiniband Dell | 1600 | 2007 | 10.70 | 14.91 |
| 131 | US Army Research Laboratory (ARL) United States | John Von Neumann - LNX Cluster, Xeon 3.6 GHz, Myrinet Linux Networx | 2048 | 2005 | 10.65 | 14.75 |
| 132 | Industry United States | xSeries x3650 Cluster Xeon dual core 2.33 GHz, GigEthernet IBM | 2156 | 2007 | 10.64 | 20.12 |
| 133 | Louisiana State University United States | Tezpur - PowerEdge 1955, 2.66 GHz, Infiniband Dell | 1440 | 2007 | 10.60 | 15.36 |
| 134 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10.51 | 19.11 |
| 135 | Energy Company (G) Malaysia | HP DL140, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 2048 | 2007 | 10.51 | 19.11 |
| 136 | IT Service Provider (B) United States | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1976 | 2007 | 10.48 | 18.42 |
| 137 | Financial Institution (S2) Spain | Cluster Platform 3000 BL460c, Xeon 53xx 1.86GHz, GigEthernet Hewlett-Packard | 2552 | 2007 | 10.39 | 18.99 |
| 138 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2104 | 2007 | 10.38 | 22.45 |
| 139 | Semiconductor Company (C) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2104 | 2007 | 10.38 | 22.45 |
| 140 | Center for Computational Science, University of Tsukuba Japan | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar Hitachi/Fujitsu | 2560 | 2006 | 10.35 | 14.34 |
| 141 | China Meteorological Administration China | eServer pSeries 655 (1.7 GHz Power4+) IBM | 3200 | 2005 | 10.31 | 21.76 |
| 142 | Naval Oceanographic Office (NAVOCEANO) United States | eServer pSeries 655 (1.7 GHz Power4+) IBM | 2944 | 2004 | 10.31 | 20.02 |
| 143 | NNSA/Sandia National Laboratories United States | Razor - PowerEdge 1950, 3 GHz, Voltaire Infiniband Dell | 1120 | 2006 | 10.31 | 13.44 |
| 144 | Logistic Services Germany | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1656 | 2007 | 10.27 | 17.67 |
| 145 | Financial Institution (M) United States | Cluster Platform 4000 BL685c, Dual Core Opteron 2.6 GHz, GigE Hewlett-Packard | 3984 | 2007 | 10.25 | 20.72 |
| 146 | Financial Services (N) United States | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2048 | 2007 | 10.11 | 21.85 |
| 147 | Banking United States | xSeries x3650 Cluster Xeon dual core 2.33 GHz, GigEthernet IBM | 2048 | 2007 | 10.11 | 19.11 |
| 148 | Imperial College ICT HPC United Kingdom | CX1 - PowerEdge 1955, 2.66 GHz, Gigabit/10G Infiniband Dell | 1680 | 2006 | 10.10 | 17.92 |
| 149 | SBC Service Inc United States | xSeries x3550 Cluster Xeon, 1.6 GHz, GigEthernet IBM | 2976 | 2007 | 10.08 | 19.05 |
| 150 | Argonne National Laboratory - CNM United States | Carbon - TeamHPC Xeon 5355 Cluster, Quad Xeon 2.66GHz, Infiniband TeamHPC of M&A Technology | 1152 | 2007 | 9.96 | 12.29 |
| 151 | Geoscience (U) Egypt | BladeCenter HS21 Cluster, Xeon dual core, 3 GHz, GigEthernet IBM | 2016 | 2007 | 9.95 | 24.19 |
| 152 | Geoscience (H) India | BladeCenter HS21 Cluster, Xeon dual core 2.66 GHz, GigEthernet IBM | 2016 | 2007 | 9.95 | 21.51 |
| 153 | Financial DCCoD (A) United Kingdom | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1700 | 2007 | 9.91 | 20.40 |
| 154 | Government Classified United States | Cluster Platform 6000 rx1620, Itanium2 1.6 GHz, Quadrics Hewlett-Packard | 2048 | 2007 | 9.89 | 13.11 |
| 155 | Financial Institution Sweden | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1848 | 2007 | 9.88 | 17.22 |
| 156 | Financial Institution (P) France | BladeCenter LS21, Opteron Dual Core 2.8 GHz, GigEthernet IBM | 4000 | 2007 | 9.85 | 22.40 |
| 157 | Financial DCCoD (B) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 2007 | 9.85 | 17.60 |
| 158 | Financial Services (M) United Kingdom | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 2007 | 9.85 | 17.60 |
| 159 | Geoscience (H) India | BladeCenter LS20, Opteron 2.2 GHz Dual core, GigEthernet IBM | 4000 | 2007 | 9.85 | 17.60 |
| 160 | Cray Inc. United States | Cray XT4, 2.2 GHz Cray Inc. | 2728 | 2007 | 9.85 | 12.00 |
| 161 | NCSA United States | Tungsten - PowerEdge 1750, P4 Xeon 3.06 GHz, Myrinet Dell | 2500 | 2003 | 9.82 | 15.30 |
| 162 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.66GHz, GigEthernet Hewlett-Packard | 1560 | 2007 | 9.73 | 16.64 |
| 163 | Geodis Wilson Oy Finland | Cluster Platform 3000 BL460c, Xeon 53xx 3.0GHz, GigEthernet Hewlett-Packard | 1360 | 2007 | 9.67 | 16.32 |
| 164 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1536 | 2007 | 9.63 | 16.39 |
| 165 | Semiconductor Company (P) United States | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet Hewlett-Packard | 1536 | 2007 | 9.63 | 16.39 |
| 166 | BMW Sauber F1 Switzerland | Albert - Dalco Cluster, Intel Xeon 3.0 Ghz, Quadrics DALCO AG Switzerland | 1024 | 2006 | 9.60 | 12.29 |
| 167 | Texas Instruments France | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1612 | 2007 | 9.58 | 19.34 |
| 168 | Manufacturing Company (I) United States | SGI Altix ICE 8200, 3.0 GHz SGI | 1024 | 2007 | 9.58 | 12.29 |
| 169 | Logistic Services (D) Germany | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1336 | 2007 | 9.54 | 16.03 |
| 170 | Harvard University United States | eServer Blue Gene Solution IBM | 4096 | 2006 | 9.43 | 11.47 |
| 171 | High Energy Accelerator Research Organization /KEK Japan | KEK/BG UME - eServer Blue Gene Solution IBM | 4096 | 2006 | 9.43 | 11.47 |
| 172 | IBM - Almaden Research Center United States | eServer Blue Gene Solution IBM | 4096 | 2005 | 9.43 | 11.47 |
| 173 | IBM Research Switzerland | eServer Blue Gene Solution IBM | 4096 | 2005 | 9.43 | 11.47 |
| 174 | IBM Thomas J. Watson Research Center United States | eServer Blue Gene Solution IBM | 4096 | 2005 | 9.43 | 11.47 |
| 175 | Renaissance Computing Institute (RENCI) United States | Ocracoke - eServer Blue Gene Solution IBM | 4096 | 2007 | 9.43 | 11.47 |
| 176 | University of Canterbury New Zealand | Blue Fern - eServer Blue Gene Solution IBM | 4096 | 2007 | 9.43 | 11.47 |
| 177 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1744 | 2007 | 9.39 | 16.25 |
| 178 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1304 | 2007 | 9.33 | 15.65 |
| 179 | Computational Research Laboratories, TATA SONS India | Cluster Platform 3000 BL480c, Xeon 53xx 2.66GHz, Infiniband Hewlett-Packard | 1440 | 2007 | 9.30 | 15.36 |
| 180 | ENEA Italy | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 2560 | 2007 | 9.29 | 23.89 |
| 181 | Ufa State Aviation Technical University Russia | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 2128 | 2007 | 9.29 | 19.86 |
| 182 | Finance L United Kingdom | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1904 | 2007 | 9.29 | 17.77 |
| 183 | Siberian National University Russia | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, Infiniband IBM | 1808 | 2007 | 9.29 | 16.87 |
| 184 | Financial Institution (P) France | BladeCenter HS21 Cluster, Xeon quad core 2.33 GHz, GigEthernet IBM | 1680 | 2007 | 9.29 | 15.68 |
| 185 | Research United States | xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1560 | 2007 | 9.29 | 14.56 |
| 186 | Pacific Northwest National Laboratory United States | spray cooled xSeries x3550 Cluster Xeon quad core, 2.333 GHz, GigEthernet IBM | 1536 | 2007 | 9.29 | 14.54 |
| 187 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1296 | 2007 | 9.28 | 15.55 |
| 188 | Government Classified United States | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1296 | 2007 | 9.28 | 15.55 |
| 189 | Distribution United States | xSeries x3550 Cluster Xeon, 1.6 GHz, GigEthernet IBM | 2732 | 2007 | 9.26 | 17.48 |
| 190 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1464 | 2007 | 9.22 | 15.62 |
| 191 | Computacenter United Kingdom | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet Hewlett-Packard | 1464 | 2007 | 9.22 | 15.62 |
| 192 | Food Industry United Kingdom | Cluster Platform 3000 BL460c, Xeon 53xx 2.33GHz, GigEthernet Hewlett-Packard | 1696 | 2007 | 9.16 | 15.81 |
| 193 | Digital Media United States | xSeries x3550 Cluster Xeon, 3 GHz, GigEthernet IBM | 1512 | 2007 | 9.14 | 18.14 |
| 194 | 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 |
| 195 | University of Warwick United Kingdom | BladeCenter HS21 Cluster, Xeon dual core 3.0 GHz, Infiniband IBM | 960 | 2007 | 9.06 | 11.52 |
| 196 | Total SA France | Houat - eServer pSeries p5 575 1.5 GHz/1.9GHz, Myrinet/Infiniband IBM | 2048 | 2007 | 9.06 | 13.93 |
| 197 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 2005 | 9.04 | 10.75 |
| 198 | Japan Meteorological Agency Japan | SR11000-K1/80 Hitachi | 80 | 2005 | 9.04 | 10.75 |
| 199 | Tomsk State University Russia | SKIF-Cyberia - Xeon Cluster, QLogic InfiniPath T-Platforms | 1128 | 2007 | 9.01 | 12.00 |
| 200 | Australian Partnership for Advanced Computing (APAC) Australia | SGI Altix 3700 Bx2, 1.6 GHz, NUMALink SGI | 1536 | 2005 | 8.97 | 9.83 |