Statistics
Below are the results for The Green500 List released in June 2008 grouped by 'Processor Family'.
(You can click on a column header to change the sorting order.)
| Processor Family | Count | Share | Total Power (kW) | Average MFLOPS/W | Average Green500 ranking |
| AMD x86_64 | 55 | 11% | 44,730 | 43.65 | 384 |
| Cray | 1 | 0.2% | 520 | 29.00 | 470 |
| Intel EM64T | 356 | 71.2% | 79,374 | 83.75 | 237 |
| Intel IA-32 | 3 | 0.6% | 1,454 | 21.33 | 483 |
| Intel IA-64 | 16 | 3.2% | 13,515 | 45.94 | 357 |
| NEC | 1 | 0.2% | 6,400 | 6.00 | 499 |
| Power | 68 | 13.6% | 24,603 | 177.04 | 163 |