SLBV3 I LOT OF 10 Intel Xeon X5650 6 Core 12M Cache 2.66 GHZ 6.40 GT/S 1366 CPUType CPU Microprocessor Family Intel Xeon Processor number X5650 Part number AT80614004320AD BX80614X5650 Frequency (GHz) 2. 667 Maximum Turbo frequency (GHz) 3. 067 Bus speed (MHz) 3200 Clock multiplier 20 Package type 1366 land FC LGA10 Socket type Socket 1366 (LGA1366) Architecture Microarchitecture Other CPUID 206C2h Core stepping B1 Processor core Westmere EP Manufacturing technology (micron) 0. 032 Number of cores 6 L2 cache size (MB) 1. 5 L3