| General information | |
| Type | |
| Family | |
| Processor number | Q9550 |
| Part number | |
| Frequency (GHz) | 2.833 |
| Bus speed (MHz) | 1333 |
| Clock multiplier | 8.5 |
| Package type | 775-land FC-LGA8 |
| Socket type | |
| Architecture / Microarchitecture / Other | |
| CPUID | 067Ah |
| Core stepping | E0 |
| Processor core | Yorkfield |
| Manufacturing technology (micron) | 0.045 |
| Number of cores | 4 |
| L2 cache size (MB) | 12 |
| Features | EM64T technology MMX MMX SSE SSE SSE2 SSE2 SSE3 SSE3 SSE4.1 SSSE3 |
| Notes on sSpec QJMG | |
| |