Description Dell M710HD Xeon X5660 2.8GHz 6-Core SLBV6 Socket 1366 CPU Processor Heat Sink VVJR9 Specifications • Type: CPU / Microprocessor • Platform: Server • Family: Intel Xeon 5600 • CPU part numbers: AT80614005127AA • Frequency: 2.80 GHz • Bus speed: 6.4 GT/s QPI (3200 MHz) • Clock multiplier: 21 • Socket: Socket 1366 / B / LGA1366 • Microarchitecture: Westmere • Data width: 64 bit • The number of CPU cores: 6 • The number of threads: 12 • Level 1 cache size: 6 x 32 KB 8-way set associative data caches • Level 2 cache size: 6 x 256 KB 8-way set associative caches • Level 3 cache size: 12 MB 16-way set associative shared cache • Integrated graphics: None • Thermal Design Power: 95 Watt Tested good. Sold as-is