Intel E5-2640 V2, Xeon. Processor family: Intel Xeon E5, Processor frequency: 2 GHz, Processor socket: Socket R (LGA 2011). Maximum internal memory supported by processor: 768 GB, Memory types supported by processor: DDR3-SDRAM, Memory clock speeds supported by processor: 800,1066,1333,1600 MHz. VID Voltage Range: 0.65 - 1.30 V. PCI Express slots version: 3.0, PCI Express configurations: x4, x8, x16, Supported instruction sets: AVX. Intel Turbo Boost Technology: 2.0, Intel Virtualization Technology: VT-d, VT-x