Intel Xeon E3-1220 V2 - ivybridge lga1155 - Quad core / 4threads , 3.1ghz box cpu / 3.5ghz turbo boost ; VT-x+ VT-d + AES-N + TXT + AVX , built-in dual channel DDR3-1600 ECC or non-ECC memory controler , no built-in graphics , 8mb L3 cache , 22nm , 69w - Quick Sync Video + InTru 3D + Insider + FDi + Clear Video HD , 25.6GB/sec memory bandwidth , 20lanes pci-express - box cpu with fan