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In June 2007, 6 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 9 |
MareNostrum BladeCenter JS21 Cluster, PPC 970, 2.3 GHz, Myrinet |
10240 | 20480 | 62630 | 94208 | IBM |
| 61 | BladeCenter JS20 Cluster, PPC 970, 2.2 GHz, Myrinet | 2408 | 4816 | 14000 | 21190.4 | IBM |
| 141 | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 996 | N/A | 7769 | 11952 | HP |
| 406 | Cluster Platform 3000 BL460c, Xeon 51xx 3.0GHz, GigEthernet | 588 | N/A | 4586 | 7056 | HP |
| 432 | Cluster Platform 3000 BL460c, Xeon 51xx 2.66GHz, GigEthernet | 636 | N/A | 4410 | 6784 | HP |
| 469 | Sun Fire x2200 M2/X4600 M2 Cluster, Opteron 2.2 Ghz, Infiniband | 1248 | N/A | 4222 | 5491 | Sun |