Italy
In November 2003, 17 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 62 | xSeries Xeon 3.06 GHz, Myrinet | 512 | N/A | 1669 | 3133.44 | IBM |
| 79 | pSeries 690 Turbo 1.3GHz | 512 | N/A | 1384 | 2662.4 | IBM |
| 230 | Integrity Superdome, 1.5 GHz, HPlex | 128 | N/A | 642.9 | 768 | HP |
| 274 | pSeries 690 Turbo 1.3GHz | 200 | N/A | 574 | 1040 | IBM |
| 304 | SuperDome 875 MHz/HyperPlex | 256 | N/A | 530.5 | 896 | HP |
| 312 | SuperDome 875 MHz/HyperPlex | 256 | N/A | 529.6 | 896 | HP |
| 315 | SuperDome 875 MHz/HyperPlex | 256 | N/A | 529.6 | 896 | HP |
| 347 | Integrity Superdome, 1.5 GHz, HPlex | 96 | N/A | 495 | 576 | HP |
| 415 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 421 | 672 | HP |
| 418 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 421 | 672 | HP |
| 420 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 421 | 672 | HP |
| 421 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 421 | 672 | HP |
| 447 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 412.7 | 672 | HP |
| 452 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 412.7 | 672 | HP |
| 457 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 408.2 | 672 | HP |
| 464 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 408.2 | 672 | HP |
| 483 | SuperDome 875 MHz/HyperPlex | 192 | N/A | 408.2 | 672 | HP |