Statistics
Below are the results for The Green500 List released in June 2009 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 | 43 | 8.6% | 46,910 | 101.28 | 256 |
| Intel EM64T | 393 | 78.6% | 141,208 | 95.34 | 265 |
| Intel IA-64 | 6 | 1.2% | 5,838 | 54.00 | 373 |
| NEC | 1 | 0.2% | 2,400 | 51.00 | 419 |
| Others | 1 | 0.2% | 51 | 429.00 | 5 |
| Power | 55 | 11% | 30,734 | 213.22 | 126 |
| Sparc | 1 | 0.2% | 1,654 | 67.00 | 266 |