ECMWF
In June 2004, 4 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 6 | eServer pSeries 690 (1.9 GHz Power4+) | 2112 | N/A | 8955 | 16051 | IBM |
| 52 | pSeries 690 Turbo 1.3GHz | 960 | N/A | 2560 | 4992 | IBM |
| 53 | pSeries 690 Turbo 1.3GHz | 960 | N/A | 2560 | 4992 | IBM |
| 181 | eServer pSeries 690 (1.7 GHz Power4+) | 288 | N/A | 1222 | 1958.4 | IBM |