United States
In November 2000, 234 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 1 | ASCI White, SP Power3 375 MHz | 8192 | N/A | 4938 | 12288 | IBM |
| 2 | ASCI Red | 9632 | N/A | 2379 | 3207 | Intel |
| 3 | ASCI Blue-Pacific SST, IBM SP 604e | 5808 | N/A | 2144 | 3856.5 | IBM |
| 4 | ASCI Blue Mountain | 6144 | N/A | 1608 | 3072 | SGI |
| 5 | SP Power3 375 MHz | 1336 | N/A | 1417 | 2004 | IBM |
| 6 | SP Power3 375 MHz | 1104 | N/A | 1179 | 1656 | IBM |
| 8 | SP Power3 375 MHz 8 way | 1152 | N/A | 929 | 1728 | IBM |
| 10 | T3E1200 | 1084 | N/A | 892 | 1300.8 | Cray Inc. |
| 11 | T3E1200 | 1084 | N/A | 892 | 1300.8 | Cray Inc. |
| 14 | T3E900 | 1324 | N/A | 815 | 1191.6 | Cray Inc. |
| 15 | SP Power3 375 MHz | 768 | N/A | 795 | 1152 | IBM |
| 16 | SP Power3 375 MHz | 720 | N/A | 741 | 1080 | IBM |
| 17 | SP Power3 375 MHz | 704 | N/A | 723 | 1056 | IBM |
| 19 | ORIGIN 2000 250 MHz | 2048 | N/A | 690.9 | 1024 | SGI |
| 20 | SP Power3 375 MHz | 668 | N/A | 688 | 1002 | IBM |
| 21 | T3E900 | 1084 | N/A | 675 | 975.6 | Cray Inc. |
| 25 | SP Power3 375 MHz | 528 | N/A | 553 | 792 | IBM |
| 27 | SP Power3 375 MHz 16 way | 512 | N/A | 546 | 768 | IBM |
| 28 | SP Power3 375 MHz 16 way | 512 | N/A | 546 | 768 | IBM |
| 30 | T3E | 1356 | N/A | 525 | 813.6 | Cray Inc. |
| 31 | AlphaServer SC ES40/EV67 | 512 | N/A | 507.6 | 682.66 | HP |
| 32 | AlphaServer SC ES40/EV67 | 512 | N/A | 507.6 | 682.66 | HP |
| 34 | SP PC604e 332 MHz | 1504 | N/A | 490 | 998.6 | IBM |
| 36 | ASCI Blue-Pacific CTR, IBM SP 604e | 1344 | N/A | 468.2 | 892.4 | IBM |
| 38 | T3E1200 | 540 | N/A | 447 | 648 | Cray Inc. |
| 39 | T3E1200 | 540 | N/A | 447 | 648 | Cray Inc. |
| 41 | T3E1200 | 540 | N/A | 447 | 648 | Cray Inc. |
| 42 | T3E900 | 692 | N/A | 444 | 622.8 | Cray Inc. |
| 45 | HPC 4500 400 MHz Cluster | 896 | N/A | 420.44 | 716.8 | Sun |
| 46 | HPC 4500 400 MHz Cluster | 896 | N/A | 420.44 | 716.8 | Sun |
| 47 | HPC 4500 400 MHz Cluster | 896 | N/A | 420.44 | 716.8 | Sun |
| 52 | T3E900 | 540 | N/A | 341 | 486 | Cray Inc. |
| 54 | T3E1200 | 404 | N/A | 334 | 484.8 | Cray Inc. |
| 55 | SP Power3 375 MHz | 322 | N/A | 330 | 483 | IBM |
| 56 | T3E1200 | 396 | N/A | 328 | 475.2 | Cray Inc. |
| 57 | SP Power3 375 MHz | 320 | N/A | 327 | 480 | IBM |
| 60 | SP Power3 200 MHz | 604 | N/A | 310.3 | 483.2 | IBM |
| 61 | SP Power3 222 MHz | 512 | N/A | 307.6 | 454.6 | IBM |
| 62 | ORIGIN 2000 400 MHz | 512 | N/A | 300.2 | 409.6 | SGI |
| 64 | SP Power3 375 MHz | 284 | N/A | 288 | 426 | IBM |
| 69 | ORIGIN 2000 195/250 MHz | 1024 | N/A | 264.9 | 327.68 | SGI |
| 70 | AlphaServer SC ES40/EV67 | 256 | N/A | 263.6 | 341.33 | HP |
| 71 | AlphaServer SC ES40/EV67 | 256 | N/A | 263.6 | 341.33 | HP |
| 72 | SP Power3 375 MHz | 256 | N/A | 257 | 384 | IBM |
| 80 | LosLobos | 512 | N/A | 237 | 375.3 | IBM |
| 81 | T3E1200 | 284 | N/A | 235 | 340.8 | Cray Inc. |
| 82 | T3E | 540 | N/A | 234 | 324 | Cray Inc. |
| 84 | CPlant/Siberia Cluster | 580 | N/A | 232.6 | 580 | Self-made |
| 95 | V2600/HyperPlex | 256 | N/A | 196 | 563.2 | HP |
| 96 | ACL-276 667 MHz | 276 | N/A | 196 | 368 | HPTi |
| 97 | ORIGIN 2000 300 MHz | 512 | N/A | 195.6 | 307.2 | SGI |
| 99 | SP PC604e 332 MHz | 440 | N/A | 181 | 292.1 | IBM |
| 101 | SP P2SC 120/135 MHz | 512 | N/A | 180.906 | 248.32 | IBM |
| 103 | SP Power3 375 MHz | 168 | N/A | 171 | 252 | IBM |
| 106 | T3E900 | 268 | N/A | 169 | 241.2 | Cray Inc. |
| 107 | T3E900 | 268 | N/A | 169 | 241.2 | Cray Inc. |
| 109 | SP Power3 375 MHz | 160 | N/A | 164 | 240 | IBM |
| 111 | SP Power3 375 MHz | 160 | N/A | 164 | 240 | IBM |
| 112 | SP PC604e 332 MHz | 396 | N/A | 163 | 262.8 | IBM |
| 113 | SP PC604e 332 MHz | 392 | N/A | 162 | 260.2 | IBM |
| 114 | SP PC604e 332 MHz | 392 | N/A | 162 | 260.2 | IBM |
| 115 | SP Power3 375 MHz | 156 | N/A | 160 | 234 | IBM |
| 119 | ORIGIN 2000 | 512 | N/A | 152 | 199.68 | SGI |
| 120 | SP Power3 200 MHz | 260 | N/A | 151.5 | 208 | IBM |
| 123 | SP Power3 375 MHz | 144 | N/A | 148 | 216 | IBM |
| 134 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 136 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 137 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 138 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 139 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 140 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 141 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 142 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 143 | HPC 10000 400 MHz Cluster | 256 | N/A | 137.1 | 204.8 | Sun |
| 144 | SP Power3 375 MHz | 132 | N/A | 136 | 198 | IBM |
| 145 | SP PC604e 332 MHz | 320 | N/A | 133 | 212.4 | IBM |
| 146 | SP PC604e 332 MHz | 320 | N/A | 133 | 212.4 | IBM |
| 148 | SP Power3 375 MHz | 128 | N/A | 132 | 192 | IBM |
| 151 | SP Power3 375 MHz | 124 | N/A | 128 | 186 | IBM |
| 153 | SP Power3 200 MHz | 212 | N/A | 124.4 | 169.6 | IBM |
| 155 | SP Power3 375 MHz | 120 | N/A | 124 | 180 | IBM |
| 166 | HPC 420 400 MHz Cluster | 180 | N/A | 121.9 | 144 | Sun |
| 172 | HPC 10000 400 MHz Cluster | 192 | N/A | 118.16 | 153.6 | Sun |
| 173 | HPC 10000 400 MHz Cluster | 192 | N/A | 118.16 | 153.6 | Sun |
| 175 | HPC 10000 400 MHz Cluster | 192 | N/A | 118.16 | 153.6 | Sun |
| 178 | HPC 10000 400 MHz Cluster | 192 | N/A | 118.1 | 153.6 | Sun |
| 180 | T3E | 268 | N/A | 117 | 160.8 | Cray Inc. |
| 183 | T3E | 268 | N/A | 117 | 160.8 | Cray Inc. |
| 184 | SP Power3 375 MHz | 112 | N/A | 116 | 168 | IBM |
| 186 | T3E1350 | 132 | N/A | 113.9 | 178.2 | Cray Inc. |
| 187 | SP PC604e 332 MHz | 268 | N/A | 112 | 177.9 | IBM |
| 195 | SP P2SC 160 MHz | 243 | N/A | 106.1 | 155.52 | IBM |
| 198 | SP Power3 375 MHz | 100 | N/A | 104 | 150 | IBM |
| 199 | SP PC604e 332 MHz | 246 | N/A | 103 | 163.34 | IBM |
| 204 | ORIGIN 2000 250 MHz | 256 | N/A | 101.4 | 128 | SGI |
| 205 | T3D MC1024-8 | 1024 | N/A | 100.5 | 153.6 | Cray Inc. |
| 206 | SP Power3 375 MHz | 96 | N/A | 100 | 144 | IBM |
| 213 | SP PC604e 332 MHz | 232 | N/A | 98 | 154.04 | IBM |
| 217 | SP P2SC 135 MHz | 256 | N/A | 94.19 | 138.24 | IBM |
| 218 | SP P2SC 135 MHz | 256 | N/A | 94.19 | 138.24 | IBM |
| 219 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 92.99 | 128 | SGI |
| 220 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 92.99 | 128 | SGI |
| 221 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 92.99 | 128 | SGI |
| 222 | SP PC604e 332 MHz | 218 | N/A | 92.1 | 144.75 | IBM |
| 223 | SP Power3 375 MHz | 88 | N/A | 92.1 | 132 | IBM |
| 226 | SP Power3 375 MHz | 88 | N/A | 92.1 | 132 | IBM |
| 227 | T3E750 | 172 | N/A | 89.8 | 129 | Cray Inc. |
| 228 | HPC 10000 400 MHz Cluster | 144 | N/A | 89.69 | 115.2 | Sun |
| 229 | HPC 10000 400 MHz Cluster | 144 | N/A | 89.69 | 115.2 | Sun |
| 230 | ORIGIN 2000 250 MHz - Eth-Cluster | 512 | N/A | 89 | 256 | SGI |
| 231 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 89 | 128 | SGI |
| 232 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 89 | 128 | SGI |
| 233 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 89 | 128 | SGI |
| 234 | ORIGIN 2000 250 MHz - Eth-Cluster | 256 | N/A | 89 | 128 | SGI |
| 235 | SP PC604e 332 MHz | 210 | N/A | 88.7 | 139.44 | IBM |
| 236 | SP PC604e 332 MHz | 208 | N/A | 87.9 | 138.11 | IBM |
| 237 | AlphaServer GS320 731 MHz | 128 | N/A | 87.51 | 187 | HP |
| 239 | SP PC604e 332 MHz | 206 | N/A | 87 | 136.78 | IBM |
| 240 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 241 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 250 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 251 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 252 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 254 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 255 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 256 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 257 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 258 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 259 | ORIGIN 3000 400 MHz | 128 | N/A | 85.44 | 102.4 | SGI |
| 260 | SP PC604e 332 MHz | 200 | N/A | 84.5 | 132.8 | IBM |
| 261 | SP PC604e 332 MHz | 200 | N/A | 84.5 | 132.8 | IBM |
| 262 | SP PC604e 332 MHz | 200 | N/A | 84.5 | 132.8 | IBM |
| 263 | SP PC604e 332 MHz | 200 | N/A | 84.5 | 132.8 | IBM |
| 264 | SP Power3 375 MHz | 80 | N/A | 84 | 120 | IBM |
| 267 | SP Power3 375 MHz | 80 | N/A | 84 | 120 | IBM |
| 269 | SP Power3 375 MHz | 80 | N/A | 84 | 120 | IBM |
| 272 | SP PC604e 332 MHz | 196 | N/A | 82.8 | 130.14 | IBM |
| 274 | T3E900 | 132 | N/A | 82.1 | 118.8 | Cray Inc. |
| 275 | SP PC604e 332 MHz | 194 | N/A | 82 | 128.81 | IBM |
| 277 | ORIGIN 2000 400 MHz | 128 | N/A | 81.76 | 102.4 | SGI |
| 278 | ORIGIN 2000 400 MHz | 128 | N/A | 81.76 | 102.4 | SGI |
| 280 | SP PC604e 332 MHz | 192 | N/A | 81.1 | 127.48 | IBM |
| 281 | SP Power3 222 MHz | 128 | N/A | 80.83 | 113.6 | IBM |
| 282 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 283 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 285 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 287 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 290 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 292 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 294 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 300 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 301 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 302 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 304 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 305 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 306 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 307 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 310 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 311 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 312 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 314 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 315 | HPC 10000 400 MHz Cluster | 128 | N/A | 80.1 | 102.4 | Sun |
| 316 | SP Power3 375 MHz | 76 | N/A | 79.9 | 114 | IBM |
| 317 | SP Power3 375 MHz | 76 | N/A | 79.9 | 114 | IBM |
| 322 | SP Power3 375 MHz | 74 | N/A | 77.9 | 111 | IBM |
| 326 | HPC 420 450 MHz Cluster | 112 | N/A | 77.01 | 100.8 | Sun |
| 327 | ORIGIN 2000 | 256 | N/A | 76.9 | 99.84 | SGI |
| 332 | SP Power3 375 MHz | 72 | N/A | 75.9 | 108 | IBM |
| 342 | SP Power3 200 MHz | 124 | N/A | 74.4 | 99.2 | IBM |
| 343 | SP Power3 375 MHz | 70 | N/A | 73.8 | 105 | IBM |
| 344 | SP PC604e 332 MHz | 174 | N/A | 73.6 | 115.5 | IBM |
| 348 | SP Power3 375 MHz | 68 | N/A | 71.8 | 102 | IBM |
| 351 | T3E | 164 | N/A | 71.1 | 98.4 | Cray Inc. |
| 354 | SP Power3 375 MHz 16 way | 64 | N/A | 70.6 | 96 | IBM |
| 357 | HPC 10000 400 MHz Cluster | 112 | N/A | 70.12 | 89.6 | Sun |
| 358 | HPC 10000 400 MHz Cluster | 112 | N/A | 70.12 | 89.6 | Sun |
| 360 | SP Power3 375 MHz | 66 | N/A | 69.8 | 99 | IBM |
| 363 | SP2/402 | 402 | N/A | 69.33 | 106.93 | IBM |
| 371 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 373 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 374 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 377 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 378 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 380 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 381 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 383 | SP Power3 375 MHz | 64 | N/A | 67.78 | 96 | IBM |
| 386 | T3E900 | 108 | N/A | 67.6 | 97.2 | Cray Inc. |
| 389 | ORIGIN 2000 250 MHz - Eth-Cluster | 192 | N/A | 66.7 | 96 | SGI |
| 390 | ORIGIN 2000 400 MHz | 104 | N/A | 66.6 | 83.2 | SGI |
| 391 | SP PC604e 332 MHz | 156 | N/A | 66 | 103.58 | IBM |
| 392 | SP PC604e 332 MHz | 156 | N/A | 66 | 103.58 | IBM |
| 393 | HPC 420 450 MHz Cluster | 96 | N/A | 65.8 | 86.4 | Sun |
| 394 | HPC 450 400 MHz Cluster | 96 | N/A | 65.8 | 76.8 | Sun |
| 399 | N4000 440 MHz/HyperPlex | 96 | N/A | 63.8 | 168.96 | HP |
| 400 | N4000 440 MHz/HyperPlex | 96 | N/A | 63.8 | 168.96 | HP |
| 402 | AlphaServer SC ES40/EV67 | 64 | N/A | 63.8 | 85.33 | HP |
| 403 | AlphaServer SC ES40/EV67 | 64 | N/A | 63.8 | 85.33 | HP |
| 404 | AlphaServer SC ES40/EV67 | 64 | N/A | 63.8 | 85.33 | HP |
| 407 | SP Power3 375 MHz | 60 | N/A | 63.6 | 90 | IBM |
| 409 | ORIGIN 2000 | 208 | N/A | 63.1 | 81.12 | SGI |
| 412 | SP PC604e 332 MHz | 148 | N/A | 62.6 | 98.27 | IBM |
| 414 | NT Supercluster | 256 | N/A | 62.59 | 140.8 | Self-made |
| 415 | HPC 4500 400 MHz Cluster | 110 | N/A | 62.27 | 88 | Sun |
| 416 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 418 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 419 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 420 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 421 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 422 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 423 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 425 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 426 | ORIGIN 2000 300 MHz | 128 | N/A | 62.25 | 76.8 | SGI |
| 430 | V2600/HyperPlex | 64 | N/A | 62 | 140.8 | HP |
| 431 | SP Power3 375 MHz 16 way | 56 | N/A | 62 | 84 | IBM |
| 434 | SP Power3 375 MHz | 58 | N/A | 61.5 | 87 | IBM |
| 440 | SP PC604e 332 MHz | 144 | N/A | 60.9 | 95.61 | IBM |
| 443 | HPC 10000 400 MHz Cluster | 96 | N/A | 59.7 | 76.8 | Sun |
| 449 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 451 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 452 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 454 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 455 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 457 | SP Power3 375 MHz | 56 | N/A | 59.4 | 84 | IBM |
| 459 | SP PC604e 332 MHz | 140 | N/A | 59.3 | 92.96 | IBM |
| 463 | HPC 10000 400 MHz Cluster | 96 | N/A | 59.04 | 76.8 | Sun |
| 473 | ORIGIN 2000 | 192 | N/A | 58.6 | 74.88 | SGI |
| 484 | SP PC604e 332 MHz | 136 | N/A | 57.6 | 90.3 | IBM |
| 486 | T3E | 132 | N/A | 57.4 | 79.2 | Cray Inc. |
| 490 | SP PC604e 332 MHz | 134 | N/A | 56.7 | 88.97 | IBM |
| 491 | SP P2SC 160 MHz | 126 | N/A | 56.37 | 80.64 | IBM |
| 492 | T3E1200 | 68 | N/A | 56.3 | 81.6 | Cray Inc. |
| 498 | SP Power3 375 MHz | 52 | N/A | 55.3 | 78 | IBM |
| 499 | SP Power3 375 MHz | 52 | N/A | 55.3 | 78 | IBM |
| 500 | SP Power3 375 MHz | 52 | N/A | 55.3 | 78 | IBM |