Intel Xeon Quad Core Processor CPU E5-2609 v2 10M Cache, 2.50 GHz SR1AX

Intel Xeon X5650 Processor (6 Core, 2.66GHz, LGA 1366) - SLBV3

Intel Xeon E5-2650 V3 X1

Intel Xeon E5-2640 v4 x1

Intel Xeon X5650 CPU 2.66GHz-3.06GHz 6C LGA1366 SLBV3 Mac Pro 4.1 5.1 Server

Intel Xeon E5-2658 V2 X1

2 x Intel Xeon X5650 Processor (6 Core, 2.66GHz, LGA 1366) - SLBV3 Matched Pair

MATCHING PAIR Intel Xeon X5650 Hex Core 2.66GHz 12M 6.40 GT/s Socket 1366 SLBV3