| Rank | Machine | Vendor | Type | Installation Site | Number of nodes | Number of cores | Implementation | Scale | GTEPS |
|---|---|---|---|---|---|---|---|---|---|
| 1 | Intrepid | IBM | BlueGene | Argonne National Laboratory | 8192 | 32000 | Optimized | 36 | 7.0867 |
| 2 | Franklin | Cray | XT4 | NERSC | 9544 | Optimized | 32 | 5.60493 | |
| 3 | cougarxmt | Cray | XMT | Pacific Northwest National Laboratory | 128 | Optimized | 29 | 1.30997 | |
| 4 | graphstorm | Cray | XMT | Sandia National Laboratories | 128 | Optimized | 29 | 1.25628 | |
| 5 | Endeavor | Westmere | X5670 2.93, IB network | Intel Corporation | 256 | 512 | Reference | 29 | 0.572304 |
| 6 | Red Sky | Nehalem | X5570 | Sandia National Laboratories | 512 | Reference | 28 | 0.512175 | |
| 7 | Jaguar | Cray | XT5-HE | Oak Ridge National Laboratory | 512 | Reference | 27 | 0.858993 | |
| 8 | Endeavor | Westmere | X5670 2.93, IB network | Intel Corporation | 128 | 256 | Reference | 26 | 0.660351 |