DOE/Knolls Atomic Power Laboratory
In June 2005, 2 systems appeared in the TOP500 list.
| Rank | System | Procs | Memory(GB) | Rmax (GFlops) | Rpeak (GFlops) | Vendor |
|---|---|---|---|---|---|---|
| 76 | Atipa Cluster, Opteron, Myrinet | 1090 | 4356 | 4035 | 5232 | Atipa |
| 240 | Itanium2 1.3 GHz, Myrinet | 536 | N/A | 1820 | 2787 | Atipa |