| List | Rank | System | Vendor | Total Cores | Rmax (GFlop/s) | Rpeak (GFlop/s) | Power (kW) |
| 06/2008 | 358 | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar | Hitachi/Fujitsu | 2,560 | 10.35 | 14.34 | 545.00 |
| 11/2007 | 141 | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar | Hitachi/Fujitsu | 2,560 | 10.35 | 14.34 | 545.00 |
| 06/2007 | 86 | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar | Hitachi/Fujitsu | 2,560 | 10.35 | 14.34 | 545.00 |
| 11/2006 | 56 | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar | Hitachi/Fujitsu | 2,560 | 10.35 | 14.34 | 545.00 |
| 06/2006 | 34 | PACS-CS, low voltage Xeon 2.8 GHz, 3D Hyper-Crossbar | Hitachi/Fujitsu | 2,560 | 10.35 | 14.34 | 545.00 |