Xeon 5500-series "Gainestown" 5500-series "Gainestown"

| Model | Speed_GHz | L3_Cache_MB | QPI_speed_GT_s | DDR3_Clock_MHz | TDP_W | Cores | Threads | Turbo_Boost |
|---|---|---|---|---|---|---|---|---|
| E5540 | 2.53 | 8 | 5.86 | 1066 | 80 | 4 | 8 | Yes |
| X5550 | 2.66 | 8 | 6.4 | 1066 | 95 | 4 | 8 | Yes |
| X5560 | 2.80 | 8 | 6.4 | 1066 | 95 | 4 | 8 | Yes |
| X5570 | 2.93 | 8 | 6.4 | 1066 | 95 | 4 | 8 | Yes |
| W5580 | 3.20 | 8 | 6.4 | 1066 | 130 | 4 | 8 | Yes |