| General information | |
| Type | CPU / Microprocessor |
| Family | Intel Xeon 5600 |
| Model number | X5660 |
| CPU part numbers | AT80614005127AA |
| Frequency | 2800 MHz |
| Frequency in IDA mode | 3200 MHz |
| Bus speed | 3200 MHz |
| Package | 1366-land FC-LGA10 |
| Socket | Socket 1366 / LGA1366 |
| Part number | SLBV6 |
| Processor core | Westmere-EP |
| Core steppings | B1 |
| The number of cores | 6 |
| Level 2 cache size | 1.5 MB |
| Level 3 cache size | 12 MB |
| Thermal Design Power | 95 Watt |