SpecificationsMfr Part Number: AT80602000789AAModel: Intel Xeon Processor E5540Core Name: Nehalem EP Core Count: 4 Thread Count: 8Clock Speed: 2.53 GHzMax Turbo Frequency: 2.8 GHzIntel Smart Cache: 8 MBIntel QPI Speed: 5.86 GT/sLithography: 45 nmSocket: LGA 1366Max Thermal Design Power: 80 WMax Memory Bandwidth: 25.6 GB/sMax CPU Configuration: 2Advanced Technologies:Intel Turbo Boost TechnologyIntel Hyper-Threading TechnologyIntel Virtualization Technology (VT-x)Intel Virtualization Technology for Directed I/O (VT-d)Intel 64 ArchitectureIdle StatesEnhanced Intel SpeedStep TechnologyIntel Demand Based SwitchingExecute Disable Bit