General Brand Intel Series Xeon Model BX80563E5345A CPU Socket Type CPU Socket Type LGA 771 Tech Spec Core Clovertown Multi-Core Quad-Core Name Xeon E5345 Operating Frequency 2.33GHz FSB 1333MHz L2 Cache 2 x 4MB Manufacturing Tech 65 nm 64 bit Support Yes Virtualization Technology Support Yes Multimedia Instruction MMX, SSE, SSE2, SSE3, EM64T Voltage 1.162V-1.200V Thermal Design Power 80W Cooling Device Heatsink and Fan included Manufacturer Warranty Parts 3 years limited Labor 3 years limited