Intel Xeon E5-2630L 2.0GHz 6 Core Processor, 15MB Cache, Sandy Bridge-EP Socket 2011 with Thermal Grease, Does not include heatsink, SR0KM # of Cores: Six-Core Series: Intel Xeon E5 Family L3 Cache: 15MB Manufacturing Tech: 32 nm Cooling Device: Cooling device not included - Processor Only # of Threads: 12 Max Turbo Frequency: 2.5GHz