United Kingdom
In November 2002, 38 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 9 | pSeries 690 Turbo 1.3GHz | 1280 | N/A | 3241 | 6656 | IBM |
| 13 | pSeries 690 Turbo 1.3GHz | 960 | N/A | 2560 | 4992 | IBM |
| 14 | pSeries 690 Turbo 1.3GHz | 960 | N/A | 2560 | 4992 | IBM |
| 23 | SP Power3 375 MHz 16 way | 1920 | N/A | 1910 | 2880 | IBM |
| 55 | VPP5000/100 | 100 | N/A | 886 | 960 | Fujitsu |
| 83 | T3E1200 | 812 | N/A | 671 | 974.4 | Cray Inc. |
| 105 | T3E900 | 876 | N/A | 552 | 788.4 | Cray Inc. |
| 113 | T3E1200 | 636 | N/A | 526 | 763.2 | Cray Inc. |
| 115 | SuperDome 875 MHz/HyperPlex | 256 | N/A | 524.3 | 896 | HP |
| 168 | Netfinity Cluster PIII 1.4 GHz - Eth | 1280 | N/A | 366 | 1792 | IBM |
| 170 | SuperDome 750 MHz/HyperPlex | 192 | N/A | 361.4 | 576 | HP |
| 191 | Netfinity Cluster PIII 1.13 GHz - Eth | 1024 | N/A | 326 | 1157 | IBM |
| 192 | Netfinity Cluster PIII 1.13 GHz - Eth | 1024 | N/A | 326 | 1157 | IBM |
| 199 | ORIGIN 3000 400 MHz | 512 | N/A | 315.5 | 409.6 | SGI |
| 221 | Netfinity Cluster PIII 1 GHz - Eth | 1040 | N/A | 289 | 1040 | IBM |
| 223 | Netfinity Cluster PIII 1 GHz - Eth | 1024 | N/A | 289 | 1024 | IBM |
| 229 | SuperDome 875 MHz/HyperPlex | 128 | N/A | 286 | 448 | HP |
| 259 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.3 | 384 | HP |
| 272 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.1 | 384 | HP |
| 280 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.1 | 384 | HP |
| 281 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.1 | 384 | HP |
| 282 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.1 | 384 | HP |
| 283 | SuperDome 750 MHz/HyperPlex | 128 | N/A | 245.1 | 384 | HP |
| 343 | T3E900 | 348 | N/A | 218 | 313.2 | Cray Inc. |
| 352 | VPP700/116 | 116 | N/A | 213 | 255.2 | Fujitsu |
| 394 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 395 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 396 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 397 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 420 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 434 | Fire 15K | 144 | N/A | 197.3 | 259.2 | Sun |
| 475 | SuperDome/HyperPlex | 128 | N/A | 196.7 | 281.6 | HP |
| 476 | SuperDome/HyperPlex | 128 | N/A | 196.7 | 281.6 | HP |
| 483 | SuperDome/HyperPlex | 128 | N/A | 196.7 | 281.6 | HP |
| 488 | SuperDome/HyperPlex | 128 | N/A | 196.7 | 281.6 | HP |
| 498 | SuperDome/HyperPlex | 128 | N/A | 195.8 | 281.6 | HP |
| 499 | SuperDome/HyperPlex | 128 | N/A | 195.8 | 281.6 | HP |
| 500 | SuperDome/HyperPlex | 128 | N/A | 195.8 | 281.6 | HP |