| Rank | Site | Computer | Cores | Year | Rmax | Rpeak | | 201 | Cray Inc.
United States | Cray X1
Cray Inc. | 124 | 2004 | 1448.42 | 1587.2 |
| 202 | US Army HPC Research Center at NCS
United States | Cray X1
Cray Inc. | 124 | 2003 | 1448.42 | 1587.2 |
| 203 | University of Alaska - ARSC
United States | Cray X1
Cray Inc. | 124 | 2003 | 1448.42 | 1587.2 |
| 204 | Semiconductor Company (C)
United States | xSeries Xeon 2.8 GHz, Gig-Ethernet
IBM | 428 | 2004 | 1428.54 | 2396.8 |
| 205 | IBM
United States | pSeries 690 Turbo 1.7 GHz GigEth
IBM | 384 | 2003 | 1424 | 2611.2 |
| 206 | Energy Company (D)
United States | Cluster Platform 6000 rx4640-4x136 Itanium2 1.3 GHz, GigE
Hewlett-Packard | 544 | 2003 | 1418 | 2828.8 |
| 207 | Naval Oceanographic Office (NAVOCEANO)
United States | SP Power3 375 MHz
IBM | 1336 | 2000 | 1417 | 2004 |
| 208 | University of Shanghai
China | Cluster Platform 3000 DL360G3 Xeon 3.06 GHz, Infiniband
Hewlett-Packard | 348 | 2004 | 1401 | 2129.8 |
| 209 | Joint Supercomputer Center
Russia | MVS-5000BM, eServer BladeCenter JS20 (PowerPC970 1.6 GHz), Myrinet
IBM | 336 | 2004 | 1401 | 2112 |
| 210 | Mississippi State University
United States | Maverick - xSeries x335 Cluster, Xeon 3.06 GHz, Infiniband
IBM | 384 | 2004 | 1389 | 2350 |
| 211 | Altria Group - Philip Morris Management
United States | pSeries 690 Turbo 1.3GHz
IBM | 512 | 2004 | 1384 | 2662.4 |
| 212 | CINECA
Italy | pSeries 690 Turbo 1.3GHz
IBM | 512 | 2002 | 1384 | 2662.4 |
| 213 | HLRN at Universitaet Hannover / RRZN
Germany | pSeries 690 Turbo 1.3GHz
IBM | 512 | 2004 | 1384 | 2662.4 |
| 214 | HLRN at ZIB/Konrad Zuse-Zentrum fuer Informationstechnik
Germany | pSeries 690 Turbo 1.3GHz
IBM | 512 | 2004 | 1384 | 2662.4 |
| 215 | Acxiom
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 400 | 2004 | 1382 | 2560 |
| 216 | National Institute for Fusion Science
Japan | SX-7/160M5
NEC | 160 | 2003 | 1378 | 1412.8 |
| 217 | Raytheon
United States | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 364 | 2003 | 1366.82 | 2227.68 |
| 218 | Biotech Company (A)
United Kingdom | BladeCenter Xeon 2.8 GHz, Gig-Ethernet
IBM | 400 | 2004 | 1335.13 | 2240 |
| 219 | Umea University / HPC2N
Sweden | HP Opteron 2.2 GHz, Myrinet
Hewlett-Packard | 384 | 2004 | 1329 | 1689.6 |
| 220 | The University of Florida High-Performance Computing Center
United States | PowerEdge 1750, Pentium4 Xeon 2.8 GHz, GigE
Dell | 400 | 2004 | 1325 | 2240 |
| 221 | Pennsylvania State University
United States | LION-XM - PowerEdge 1750, P4 Xeon 3.06 GHz, Myrinet
Dell | 336 | 2004 | 1319.67 | 2056.32 |
| 222 | Semiconductor Company (C)
United States | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 666 | 2004 | 1310.61 | 3196.8 |
| 223 | Consumer Goods
Australia | eServer pSeries 690 (1.7 GHz Power4+, GigE)
IBM | 352 | 2004 | 1305.33 | 2393.6 |
| 224 | Academy of Mathematics and System Science
China | DeepComp 1800 - P4 Xeon 2 GHz - Myrinet
lenovo | 512 | 2002 | 1297 | 2048 |
| 225 | US Government Classified (A)
United States | Cluster Platform 6000 zx6000 Itanium2 1.5 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1293 | 1536 |
| 226 | Seoul National University
Korea, South | Pegasus P4 Xeon Cluster 2.2/2.4/2.8 GHz - Giganet
Self-made | 520 | 2004 | 1283 | 2557 |
| 227 | Semiconductor Company (C)
United States | xSeries Xeon 2.8 GHz - Gig-Ethernet
IBM | 384 | 2004 | 1281.76 | 2150.4 |
| 228 | Digital China Ltd.
China | SuperDome 1 GHz/HPlex
Hewlett-Packard | 560 | 2004 | 1280.97 | 2240 |
| 229 | OpenPSL Ltd.
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1276.7 | 2240 |
| 230 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1276.7 | 2240 |
| 231 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1276.7 | 2240 |
| 232 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1276.7 | 2240 |
| 233 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1276.7 | 2240 |
| 234 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 340 | 2004 | 1276.7 | 2176 |
| 235 | Deutsche Telekom AG
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1263.3 | 2240 |
| 236 | Vodafone (KK) Chuo
Japan | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1263.3 | 2240 |
| 237 | Vodafone (KK) Chuo
Japan | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 640 | 2004 | 1263.3 | 2240 |
| 238 | Financial Services (H)
United States | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 336 | 2004 | 1261.68 | 2056.32 |
| 239 | CEG Gramat
France | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 240 | CSAR at the University of Manchester
United Kingdom | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 241 | Los Alamos National Laboratory
United States | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 242 | NOAA/Geophysical Fluid Dynamics Laboratory (GFDL)
United States | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 243 | NOAA/Geophysical Fluid Dynamics Laboratory (GFDL)
United States | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 244 | Oak Ridge National Laboratory
United States | SGI Altix 1.5 GHz
SGI | 256 | 2003 | 1258.53 | 1536 |
| 245 | US Army Research Laboratory (ARL)
United States | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1258.53 | 1536 |
| 246 | Public Sector
China | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 622 | 2003 | 1255.99 | 2985.6 |
| 247 | University of Houston
United States | Cluster Platform 6000 rx2600 Itanium2 1.3 GHz Cluster
Hewlett-Packard | 304 | 2003 | 1253 | 1580 |
| 248 | DaimlerChrysler
Germany | xSeries Xeon 3.06 GHz, Myrinet
IBM | 260 | 2004 | 1231.05 | 1591.2 |
| 249 | Societe Generale
France | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, GigEthernet
Hewlett-Packard | 320 | 2004 | 1228 | 2048 |
| 250 | Cambridge University
United Kingdom | Franklin - Fire 15K 1.2 GHz
Sun Microsystems | 900 | 2002 | 1226.4 | 2160 |
| 251 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 324 | 2004 | 1216.62 | 2073.6 |
| 252 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 324 | 2004 | 1216.62 | 2073.6 |
| 253 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 324 | 2004 | 1216.62 | 2073.6 |
| 254 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 324 | 2004 | 1216.62 | 2073.6 |
| 255 | MTU Aero Engines
Germany | xSeries Xeon 3.06 GHz, Myrinet
IBM | 256 | 2004 | 1215.31 | 1566.72 |
| 256 | University of Liverpool
United Kingdom | PowerEdge 650, 3.06 GHz, Gig Ethernet
Dell | 940 | 2003 | 1212 | 5752.8 |
| 257 | Telkom SA
South Africa | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 384 | 2004 | 1210 | 2304 |
| 258 | Banco Azteca
Mexico | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 352 | 2004 | 1210 | 2112 |
| 259 | HP Financial Services
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 320 | 2004 | 1210 | 1920 |
| 260 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 320 | 2004 | 1210 | 1920 |
| 261 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 320 | 2004 | 1210 | 1920 |
| 262 | Telkom SA
South Africa | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 320 | 2004 | 1210 | 1920 |
| 263 | Manufacturing Company (F)
Italy | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 288 | 2004 | 1210 | 1728 |
| 264 | SBM Gates Arrow Com.
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 288 | 2004 | 1210 | 1728 |
| 265 | SDH
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 288 | 2004 | 1210 | 1728 |
| 266 | Tech Pacific Exports C
India | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 288 | 2004 | 1210 | 1728 |
| 267 | Telecom SKT
Korea, South | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 288 | 2004 | 1210 | 1728 |
| 268 | Carrefour
Spain | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 269 | Ericsson
Sweden | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 270 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 271 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 272 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 273 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 274 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 275 | Hewlett-Packard
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 276 | Humantel
Portugal | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 277 | Instituto Latinoamericano
Mexico | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 278 | SARL International
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 279 | SBM Gates Arrow Com.
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1210 | 1536 |
| 280 | Semiconductor Company (C)
United States | xSeries Xeon 3.06 GHz - Gig-E
IBM | 322 | 2004 | 1209.11 | 1970.64 |
| 281 | Bear Stearns
United States | DL560, Pentium4 Xeon 2.6 GHz, Myrinet
Hewlett-Packard | 400 | 2004 | 1206 | 2080 |
| 282 | BellSouth
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 283 | CANTV/GTE
Venezuela | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 284 | HP Financial Services
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 285 | Hitachi
Japan | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 286 | SARL International
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 287 | SDH
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 256 | 2004 | 1198.1 | 1536 |
| 288 | Semiconductor Company (F)
India | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 574 | 2003 | 1196.41 | 2755.2 |
| 289 | Lawrence Livermore National Laboratory
United States | SP Power3 375 MHz 16 way
IBM | 1088 | 2001 | 1193 | 1632 |
| 290 | Osaka University
Japan | SX-5/128M8 3.2ns
NEC | 128 | 2001 | 1192 | 1280 |
| 291 | Semiconductor Company (C)
United States | xSeries Xeon 2.8 GHz, Gig-Ethernet
IBM | 354 | 2004 | 1181.68 | 1982.4 |
| 292 | Petroleum Company (G)
Saudia Arabia | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 562 | 2003 | 1181.51 | 2697.6 |
| 293 | Hewlett-Packard
United States | SuperDome 1 GHz/HPlex
Hewlett-Packard | 512 | 2004 | 1172.8 | 2048 |
| 294 | CSC (Center for Scientific Computing)
Finland | pSeries 690 1.1GHz
IBM | 512 | 2002 | 1170 | 2253 |
| 295 | Florida State University
United States | pSeries 690 1.1GHz
IBM | 512 | 2002 | 1170 | 2253 |
| 296 | Telecom Italia
Italy | SuperDome 1 GHz/HPlex
Hewlett-Packard | 512 | 2004 | 1170 | 2048 |
| 297 | Doshisha University
Japan | Opteron 1.8 GHz, Gig Ethernet
Visual Technology | 512 | 2003 | 1169 | 1843.2 |
| 298 | Government
United States | T3E1200
Cray Inc. | 1900 | 2001 | 1166 | 2280 |
| 299 | ERDC MSRC
United States | T3E1200/900
Cray Inc. | 1792 | 1999 | 1166 | 1999 |
| 300 | National Center for High Performance Computing
Taiwan | Formosa PC cluster - Pentium4 Xeon, 3.0/2.8 GHz, Gig Ethernet
Self-made | 340 | 2004 | 1166 | 1920 |
| 301 | NVIDIA Corporation
United States | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 310 | 2004 | 1150 | 1984 |
| 302 | CSAR at the University of Manchester
United Kingdom | SGI Altix 1.3 GHz
SGI | 256 | 2003 | 1142 | 1331.2 |
| 303 | Institute of Statistical Mathematics
Japan | SGI Altix 1.3 GHz
SGI | 256 | 2004 | 1142 | 1331.2 |
| 304 | Naval Research Laboratory (NRL)
United States | SGI Altix 1.3 GHz
SGI | 256 | 2004 | 1142 | 1331.2 |
| 305 | Total Exporation Production
France | SGI Altix 1.3 GHz
SGI | 256 | 2004 | 1142 | 1331.2 |
| 306 | Total Exporation Production
France | SGI Altix 1.3 GHz
SGI | 256 | 2004 | 1142 | 1331.2 |
| 307 | University of Rochester
United States | SGI Altix 1.3 GHz
SGI | 256 | 2004 | 1142 | 1331.2 |
| 308 | Institute of Space & Astronautical Science (ISAS)
Japan | SX-6/128M16 (typeE, 1.778ns)
NEC | 128 | 2004 | 1141 | 1152 |
| 309 | Zungwon
Korea, South | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 576 | 2004 | 1138.7 | 2016 |
| 310 | DaimlerChrysler
United States | xSeries Xeon 2.8 GHz, Gig-Ethernet
IBM | 340 | 2004 | 1134.98 | 1904 |
| 311 | Government
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 300 | 2004 | 1132 | 1920 |
| 312 | Government
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 300 | 2004 | 1132 | 1920 |
| 313 | Moffitt Cancer Center
United States | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 300 | 2004 | 1132 | 1920 |
| 314 | National Supercomputer Centre (NSC)
Sweden | Pentium Xeon Cluster 2.2 GHz - SCI 3D
Self-made | 400 | 2002 | 1132 | 1760 |
| 315 | Bull
France | NovaScale5160, Itanium2 1.3 GHz, Quadrics
Bull SA | 256 | 2004 | 1131 | 1331.2 |
| 316 | Bureau of Meteorology / CSIRO HPCCC
Australia | SX-6/144M18
NEC | 144 | 2004 | 1130 | 1152 |
| 317 | Petroleum Company (A)
United States | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 520 | 2003 | 1129.38 | 2496 |
| 318 | Sony Intelligence Dynamics Laboratories Inc
Japan | eServer Opteron 2.2 GHz. Myrinet
IBM | 352 | 2004 | 1128 | 1548.8 |
| 319 | UBS Warburg
United States | xSeries Xeon 3.06 GHz - Gig-E
IBM | 300 | 2004 | 1126.5 | 1836 |
| 320 | The Wellcome Trust Sanger Institute
United Kingdom | BladeCenter Xeon 2.8 GHz, Gig-Ethernet
IBM | 336 | 2004 | 1121.64 | 1881.6 |
| 321 | Compagnie Generale de Geophysique (CGG)
Malaysia | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 512 | 2003 | 1119.44 | 2457.6 |
| 322 | Lockheed Martin
United States | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 512 | 2003 | 1119.44 | 2457.6 |
| 323 | China Meteorological Administration
China | eServer pSeries 655 (1.7 GHz Power4+)
IBM | 1008 | 2004 | 1107 | 6854.4 |
| 324 | IBM Benchmark and Enablement Center
United States | eServer pSeries 655 (1.7 GHz Power4+)
IBM | 256 | 2004 | 1107 | 1740.8 |
| 325 | NASA/Goddard Space Flight Center
United States | Pentium4 Xeon 2.4 GHz, Myrinet
Self-made | 528 | 2003 | 1104 | 2534.4 |
| 326 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 294 | 2004 | 1103.97 | 1881.6 |
| 327 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 294 | 2004 | 1103.97 | 1881.6 |
| 328 | Semiconductor Company (C)
United States | xSeries x336 Cluster, Xeon EM64T 3.2 GHz, GigEthernet
IBM | 294 | 2004 | 1103.97 | 1881.6 |
| 329 | Australian Centre for Advanced Computing and Communications
Australia | PowerEdge 1750, Pentium4 Xeon 3.06 GHz, GigE
Dell | 304 | 2003 | 1095 | 1860.48 |
| 330 | Semiconductor Company (C)
United States | BladeCenter Cluster Xeon 2.4 GHz, Gig-Ethernet
IBM | 488 | 2003 | 1089.65 | 2342.4 |
| 331 | CILEA
Italy | Pentium4 Xeon 3.06 GHz, Myrinet
Exadron | 256 | 2004 | 1084 | 1566.72 |
| 332 | Nestec S.A.
Switzerland | pSeries 690 Turbo 1.3GHz
IBM | 400 | 2003 | 1081 | 2080 |
| 333 | Sandia National Laboratories
United States | Catalyst - P4 Xeon 3.06 GHz, Infiniband
Linux Networx | 256 | 2003 | 1076 | 1566.72 |
| 334 | AVNET Computer
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 544 | 2004 | 1075 | 1904 |
| 335 | Ford Motor Company
United States | SGI Altix 1.5 GHz
SGI | 256 | 2004 | 1069 | 1536 |
| 336 | Semiconductor Company (C)
United States | xSeries Xeon 2.8 GHz, Gig-Ethernet
IBM | 320 | 2004 | 1068.26 | 1792 |
| 337 | Compagnie Generale de Geophysique (CGG)
United States | PowerEdge 1750, P4 Xeon 3.06 GHz, GigE
Dell | 1024 | 2003 | 1068 | 6266.88 |
| 338 | Media & Entertainment (C)
United States | eServer pSeries 690 (1.7 GHz Power4+, GigE)
IBM | 288 | 2004 | 1068 | 1958.4 |
| 339 | Verizon
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 224 | 2004 | 1061 | 1344 |
| 340 | US Army Research Laboratory (ARL)
United States | Powell - Pentium4 Xeon 3.06 GHz, Myrinet
Linux Networx | 256 | 2003 | 1060 | 1566.72 |
| 341 | CYTS Sysnet Electric
United Kingdom | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 224 | 2004 | 1058.8 | 1344 |
| 342 | Humantel
Portugal | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 224 | 2004 | 1058.8 | 1344 |
| 343 | Indiana University
United States | AVIDD-B+AVIDD-I - xSeries Cluster Xeon 2.4 GHz - Myrinet&Force10
IBM | 384 | 2003 | 1058 | 1843 |
| 344 | General Motors
United States | Cluster Platform DL360G3, Pentium4 Xeon 2.8 GHz, Myrinet
Hewlett-Packard | 320 | 2003 | 1057 | 1792 |
| 345 | Los Alamos National Laboratory
United States | Orange - Opteron 1.6 GHz, Infiniband
Linux Networx | 512 | 2003 | 1053 | 1638 |
| 346 | Chemical Company (A)
Germany | BladeCenter HS20 Xeon 3.06 GHz, Gig-Ethernet
IBM | 280 | 2004 | 1051.4 | 1713.6 |
| 347 | University of Kentucky
United States | Integrity Superdome, 1.5 GHz, HFabric
Hewlett-Packard | 220 | 2003 | 1049 | 1320 |
| 348 | EDS
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1048 | 1792 |
| 349 | EDS
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1048 | 1792 |
| 350 | Government
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1048 | 1792 |
| 351 | Hitachi
Japan | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1048 | 1792 |
| 352 | Omnitel Vodafone
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1048 | 1792 |
| 353 | University of Toronto
Canada | xSeries Cluster Xeon 2.4 GHz - Gig-E
IBM | 448 | 2003 | 1040 | 2150.4 |
| 354 | XinJiang Oil
China | BladeCenter Cluster Xeon 2.4 GHz, Gig-Ethernet
IBM | 448 | 2003 | 1040 | 2150.4 |
| 355 | Applera/Celera Genomics
United States | pSeries 690 Turbo 1.3GHz
IBM | 384 | 2002 | 1038 | 1996.8 |
| 356 | Lawrence Livermore National Laboratory
United States | Emperor - Pentium4 Xeon 2.8 GHz Cluster - Quadrics
Promicro/Quadrics | 256 | 2003 | 1036 | 1433.6 |
| 357 | Lawrence Livermore National Laboratory
United States | Adelie - Pentium4 Xeon 2.8 GHz Cluster - Quadrics
Promicro/Quadrics | 256 | 2003 | 1036 | 1433.6 |
| 358 | University of Minnesota/Supercomputing Institute
United States | eServer pSeries 655 (1.5 GHz Power4+)
IBM | 272 | 2004 | 1031.03 | 1632 |
| 359 | BMW AG
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 360 | BMW AG
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 361 | BMW AG
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 362 | Centrica Plc
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 363 | Centrica Plc
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 364 | POSDATA
Korea, South | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 365 | Verizon
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1024.3 | 1792 |
| 366 | University of Utah
United States | Arches AMD 1.4 GHz, Myrinet
Angstrom Microsystems | 500 | 2004 | 1017 | 1400 |
| 367 | AGIP
Italy | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 260 | 2004 | 1015.5 | 1664 |
| 368 | BMW AG
United Kingdom | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 369 | Bio Informatics Institute
Singapore | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 370 | Fudan University
China | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 371 | Siemens
Germany | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 372 | Siemens
Germany | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 373 | Synopsis
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 374 | University of Georgia
United States | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 1015.5 | 1638.4 |
| 375 | Life Science (A)
United Kingdom | BladeCenter Xeon 2.8 GHz, Gig-Ethernet
IBM | 304 | 2004 | 1014.89 | 1702.4 |
| 376 | Amdocs
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 377 | Amdocs
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 378 | Amdocs Software Systems
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 379 | BellSouth
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 380 | CIE Gegetel SI
France | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 381 | HP Financial Services
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 382 | Huapu Information Technology
China | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 383 | Magirus International
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 384 | Morse Computer
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 385 | Morse Computer
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 386 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 387 | Youngwoo
Korea, South | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 388 | Zungwon
Korea, South | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 512 | 2004 | 1013 | 1792 |
| 389 | Financial Services Company (E)
United States | BladeCenter Cluster Xeon 2.4 GHz, Gig-Ethernet
IBM | 440 | 2003 | 1009.17 | 2112 |
| 390 | Doshisha University
Japan | eServer BladeCenter JS20 (PowerPC970 1.6 GHz), Myrinet
IBM | 252 | 2004 | 1009 | 1613 |
| 391 | Government
United States | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 254 | 2004 | 1007.67 | 1625.6 |
| 392 | Argonne National Laboratory
United States | Jazz - LCRC Xeon 2.4 GHz - Myrinet
Linux Networx | 361 | 2002 | 1007 | 1732.8 |
| 393 | Japan Atomic Energy Research Institute
Japan | AlphaServer SC40, 833 MHz
Hewlett-Packard | 812 | 2002 | 1007 | 1352.8 |
| 394 | Boeing
United States | Pentium4 Xeon 2.8 GHz, Myrinet
Linux Networx | 256 | 2004 | 1004 | 1433.6 |
| 395 | Boeing
United States | Pentium4 Xeon 2.8 GHz, Myrinet
Linux Networx | 256 | 2004 | 1004 | 1433.6 |
| 396 | Commissariat a l'Energie Atomique (CEA)
France | AlphaServer SC45, 1.25 GHz
Hewlett-Packard | 512 | 2003 | 1004 | 1280 |
| 397 | Institute of Mathematical Sciences, C.I.T Campus
India | KABRU - Pentium Xeon Cluster 2.4 GHz - SCI 3D
IMSc-Netweb-Summation | 288 | 2004 | 1002 | 1382.4 |
| 398 | Sandia National Laboratories
United States | CPlant/Ross Cluster
Self-made | 1800 | 2002 | 996.9 | 1782.5 |
| 399 | Boeing
United States | Pentium Xeon 2.66 GHz, Myrinet
Linux Networx | 256 | 2004 | 987.9 | 1361.9 |
| 400 | Financial Services Company (G)
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 900 | 2004 | 987.1 | 3600 |
| 401 | GX Technology
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 880 | 2004 | 987.1 | 3520 |
| 402 | Unicredito
Italy | eServer Opteron 2.2 GHZ, Gig-E
IBM | 800 | 2004 | 987.1 | 3520 |
| 403 | Automotive Manufacturer (F)
Italy | eServer Opteron 2.0 GHZ, Gig-E
IBM | 512 | 2004 | 987.1 | 2048 |
| 404 | Government
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 480 | 2004 | 987.1 | 1920 |
| 405 | Government
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 480 | 2004 | 987.1 | 1920 |
| 406 | Government
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 480 | 2004 | 987.1 | 1920 |
| 407 | Government
United States | eServer Opteron 2.0 GHZ, Gig-E
IBM | 480 | 2004 | 987.1 | 1920 |
| 408 | FinanzIT
Germany | eServer Opteron 2.0 GHZ, Gig-E
IBM | 432 | 2004 | 987.1 | 1728 |
| 409 | Government
France | eServer Opteron 2.0 GHZ, Gig-E
IBM | 432 | 2004 | 987.1 | 1728 |
| 410 | NEC Fuchu Plant
Japan | SX-6/128M16
NEC | 128 | 2002 | 982 | 1024 |
| 411 | BMW AG
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 412 | BMW AG
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 413 | BMW AG
Germany | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 414 | Ericsson
Sweden | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 415 | Humantel
Portugal | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 416 | METCASH Trading Ltd.
United Kingdom | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 417 | METCASH Trading Ltd.
United Kingdom | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 418 | Saxony Developments Ltd
China | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 971.2 | 1152 |
| 419 | Digital Media Company (B)
United States | Cluster Platform 3000 DL140 Xeon 3.06 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 971 | 1566.7 |
| 420 | Digital Media Company (B)
United States | Cluster Platform 3000 DL140 Xeon 3.06 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 971 | 1566.7 |
| 421 | Digital Media Company (B)
United States | Cluster Platform 3000 DL360G3 Xeon 3.06 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 971 | 1566.7 |
| 422 | Digital Media Company (B)
United States | Cluster Platform 3000 DL140 Xeon 3.06 GHz, Myrinet
Hewlett-Packard | 256 | 2004 | 971 | 1566.7 |
| 423 | Atos Origin
Netherlands | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 424 | Avinia Com. Ltd
South Africa | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 425 | HP Financial Services
Netherlands | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 426 | Itochu Techno-Science Corp.
Japan | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 427 | Jeis Tokyo Shiten
Japan | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 428 | KBR/ Halliburton
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 429 | Nihon Synopsis
Japan | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 430 | Trading Company
Switzerland | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 431 | Voicestream Wireless
United States | Integrity Superdome, 1.5 GHz, HPlex
Hewlett-Packard | 192 | 2004 | 969.1 | 1152 |
| 432 | State Farm
United States | eServer pSeries 655 (1.7 GHz Power4+, GigE)
IBM | 320 | 2004 | 962.353 | 2176 |
| 433 | COLSA
United States | BladeCenter HS20 Xeon 3.06 GHz, Gig-Ethernet
IBM | 256 | 2004 | 961.28 | 1566.72 |
| 434 | Geoscience (C)
India | xSeries Xeon 3.06 GHz - Gig-E
IBM | 256 | 2004 | 961.28 | 1566.72 |
| 435 | Hitachi
Japan | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 480 | 2004 | 960.3 | 1680 |
| 436 | Telecom Italia
Italy | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 480 | 2004 | 960.3 | 1680 |
| 437 | Government
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 480 | 2004 | 951 | 1680 |
| 438 | Telkom LTD
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 480 | 2004 | 951 | 1680 |
| 439 | Vodafone
Spain | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 480 | 2004 | 951 | 1680 |
| 440 | IBM Benchmark and Enablement Center
United States | eServer pSeries 690 (1.7 GHz Power4+, GigE)
IBM | 256 | 2004 | 949.333 | 1740.8 |
| 441 | Compagnie Generale de Geophysique (CGG)
United Kingdom | xSeries Cluster Xeon 2.4 GHz - Myrinet
IBM | 320 | 2003 | 949.009 | 1536 |
| 442 | University of California, Los Angeles
United States | Dawson - Apple XServe, 2.0 GHz, GigEthernet
Self-made | 256 | 2004 | 948.7 | 2048 |
| 443 | Geoscience (B)
India | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 252 | 2004 | 946.26 | 1542.24 |
| 444 | Geoscience (B)
India | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 252 | 2004 | 946.26 | 1542.24 |
| 445 | Geoscience (B)
India | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 252 | 2004 | 946.26 | 1542.24 |
| 446 | Geoscience (B)
India | BladeCenter Xeon 3.06 GHz, Gig-Ethernet
IBM | 252 | 2004 | 946.26 | 1542.24 |
| 447 | Rice University
United States | Cluster Platform 6000 zx6000 Itanium2 1.5 GHz, Myrinet
Hewlett-Packard | 196 | 2004 | 943 | 1176 |
| 448 | Credite Lyonnais
France | Blade Cluster BL-20P, Pentium4 Xeon 3.06 GHz
Hewlett-Packard | 256 | 2004 | 941.2 | 1566.7 |
| 449 | Credite Lyonnais
France | Blade Cluster BL-20P, Pentium4 Xeon 3.06 GHz
Hewlett-Packard | 256 | 2004 | 941.2 | 1566.7 |
| 450 | Digital Media Company (B)
United States | Blade Cluster BL-20P, Pentium4 Xeon 3.06 GHz
Hewlett-Packard | 256 | 2004 | 941.2 | 1566.7 |
| 451 | PETROBRAS
Brazil | Fire V60 Cluster, 2.8 GHz, Gig E
Sun Microsystems | 340 | 2004 | 939.635 | 1904 |
| 452 | Government
United States | Cray X1
Cray Inc. | 80 | 2004 | 937 | 1024 |
| 453 | University of Queensland
Australia | SGI Altix 1.3 GHz
SGI | 208 | 2003 | 936.837 | 1081.6 |
| 454 | Ohio Supercomputer Center
United States | P4 Xeon 2.4 GHz, Infiniband
Advanced Computing/Voltaire | 256 | 2004 | 933.1 | 1228.8 |
| 455 | Geoscience (C)
United Kingdom | xSeries Xeon 3.06 GHz - Gig-E
IBM | 248 | 2004 | 931.24 | 1517.76 |
| 456 | University Groningen
Netherlands | eServer Opteron 2.0 GHZ, Gig-E
IBM | 400 | 2004 | 931.15 | 1600 |
| 457 | United Kingdom Meteorological Office
United Kingdom | SX-6/120M15
NEC | 120 | 2003 | 927.6 | 960 |
| 458 | United Kingdom Meteorological Office
United Kingdom | SX-6/120M15
NEC | 120 | 2003 | 927.6 | 960 |
| 459 | AMD Developer Center
United States | Opteron 2.0 GHz, Infiniband
Appro International | 288 | 2004 | 922.8 | 1152 |
| 460 | Chevron
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 228 | 2004 | 919 | 1459.2 |
| 461 | Government
United States | Cluster Platform 3000 DL360G3, Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 228 | 2004 | 919 | 1459.2 |
| 462 | High Energy Accelerator Research Organization /KEK
Japan | SR8000-F1/100
Hitachi | 100 | 2000 | 917 | 1200 |
| 463 | Scripps Institution of Oceanography
United States | xSeries Xeon 2.8 GHz, NPACI-ROCKS, Myrinet
IBM | 256 | 2004 | 916.5 | 1433.6 |
| 464 | Government
United States | Cluster Platform 3000 DL380G3, Pentium4 Xeon 2.8 GHz, Myrinet
Hewlett-Packard | 260 | 2003 | 902 | 1456 |
| 465 | Boeing
United States | Cluster Platform 3000 DL380G3, Pentium4 Xeon 2.8 GHz, Myrinet
Hewlett-Packard | 256 | 2003 | 899.3 | 1433.6 |
| 466 | Hewlett-Packard
United States | Cluster Platform DL360G3, Pentium4 Xeon 2.8 GHz, Myrinet
Hewlett-Packard | 256 | 2003 | 899.3 | 1433.6 |
| 467 | EDS
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 448 | 2004 | 897 | 1568 |
| 468 | Magirus International
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 448 | 2004 | 897 | 1568 |
| 469 | Orange Telecom
United Kingdom | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 448 | 2004 | 897 | 1568 |
| 470 | Samsung SDS
Korea, South | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 448 | 2004 | 897 | 1568 |
| 471 | Boston University School of Medicine
United States | BladeCenter Xeon 2.8 GHz, Gig-Ethernet
IBM | 268 | 2004 | 894.797 | 1500.8 |
| 472 | Universitaet Aachen/RWTH
Germany | Fire 15k/6800 Cluster
Sun Microsystems | 672 | 2003 | 891.4 | 1209.6 |
| 473 | VW (Volkswagen AG)
Germany | NEC Opteron Cluster, 2.0 GHz, GigEthernet
NEC | 360 | 2004 | 891 | 1440 |
| 474 | Maui High-Performance Computing Center (MHPCC)
United States | SP Power3 375 MHz 16 way
IBM | 812 | 2001 | 891 | 1218 |
| 475 | University of Nebraska
United States | Prairiefire Opteron 2.2 GHz, Myrinet
Atipa Technology | 256 | 2004 | 888.5 | 1126.4 |
| 476 | Maui High-Performance Computing Center (MHPCC)
United States | pSeries 690 Turbo 1.3GHz
IBM | 320 | 2002 | 887.3 | 1664 |
| 477 | Sandia National Laboratories
United States | Rose - PowerEdge 1750, Pentium4 Xeon 3.06 GHz, Infiniband
Dell | 192 | 2004 | 882 | 1175 |
| 478 | Pennsylvania State University
United States | LION-XL - PowerEdge 2650 Cluster P4 Xeon 2.4 GHz - Quadrics
Dell | 256 | 2003 | 877.9 | 1228.8 |
| 479 | Shenzhen University
China | DeepSuper-21C, P4 Xeon 3.06/2.8 GHz, Myrinet
Tsinghua University, ShenZhen University | 256 | 2003 | 877.3 | 1500.16 |
| 480 | China Petroleum
China | Blade Cluster BL-20P, Pentium4 Xeon 3.06 GHz
Hewlett-Packard | 238 | 2004 | 873 | 1456.6 |
| 481 | University of Tokyo
Japan | SR8000/128
Hitachi | 128 | 1999 | 873 | 1024 |
| 482 | Pennsylvania State University
United States | Fire V60 Cluster, 2.8 GHz, Gig Ethernet
Sun Microsystems | 320 | 2003 | 872.269 | 1792 |
| 483 | Diversa
United States | Cluster Platform 3000 DL140, Pentium4 Xeon 3.2 GHz, Myrinet
Hewlett-Packard | 212 | 2004 | 867 | 1356.8 |
| 484 | ERDC MSRC
United States | emerald - AlphaServer SC45, 1 GHz
Hewlett-Packard | 512 | 2002 | 862.2 | 1024 |
| 485 | Hewlett-Packard
United States | AlphaServer SC45, 1 GHz
Hewlett-Packard | 512 | 2002 | 862.2 | 1024 |
| 486 | Wright-Patterson Air Force Base/DoD ASC
United States | AlphaServer SC45, 1 GHz
Hewlett-Packard | 512 | 2002 | 862.2 | 1024 |
| 487 | PETROBRAS
Brazil | bw6 - Cluster Platform 4000 DL145 Opteron 2.2 GHz GigEthernet
Hewlett-Packard | 264 | 2004 | 861 | 1161.6 |
| 488 | Compagnie Generale de Geophysique (CGG)
Indonesia | BladeCenter Cluster, Xeon 2.8 GHz, Gig-Ethernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 489 | Ford Motor Company
United States | BladeCenter Cluster, Xeon 2.8 GHz, Gig-Ethernet
IBM | 256 | 2004 | 854.767 | 1433.6 |
| 490 | IBM - Deep Computing Capacity on Demand Center
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 491 | IBM - Deep Computing Capacity on Demand Center
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 492 | IBM - Deep Computing Capacity on Demand Center
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 493 | IBM - Deep Computing Capacity on Demand Center
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 494 | Lockheed Martin
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 495 | Petroleum Company (A)
United States | xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 496 | University of Hong Kong
Hong Kong | HPCPower - xSeries Xeon 2.8 GHz, GigEthernet
IBM | 256 | 2003 | 854.767 | 1433.6 |
| 497 | Digital China Ltd.
China | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 416 | 2004 | 850.6 | 1456 |
| 498 | Magirus International
Germany | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 416 | 2004 | 850.6 | 1456 |
| 499 | SBC Service Inc
United States | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 416 | 2004 | 850.6 | 1456 |
| 500 | SberBank
Russia | SuperDome 875 MHz/HyperPlex
Hewlett-Packard | 416 | 2004 | 850.6 | 1456 |
