Oak Ridge National Laboratory
In June 2004, 4 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 20 | Cray X1 | 504 | N/A | 5895 | 6451 | Cray Inc. |
| 62 | pSeries 690 Turbo 1.3GHz | 864 | N/A | 2310 | 4492.8 | IBM |
| 177 | SGI Altix 1.5 GHz | 256 | N/A | 1258.53 | 1536 | SGI |
| 398 | SP Power3 375 MHz | 704 | N/A | 723 | 1056 | IBM |