Intel Xeon W3520 CPU Processor - Quad Core 2.66 GHz - 256KB / 8MB Cache LGA1366

Intel Xeon X5660 SLBV6 2.8 GHz Six Core Socket LGA 1366 CPU Processors

Intel Xeon X5550 CPU 2.66GHz 8MB Cache 6.4GT/s LGA1366 Quad Core Processor SLBF5

Intel SLBFD 2.26 GHz Xeon E5520 Quad Core CPU Processor, Socket 1366 (LGA1366)

Intel Xeon E5620 2.4GHz Quad Core 12M Socket 1366 LGA1366 CPU Processor SLBV4

Intel SLBFD 2.26 GHz Xeon E5520 Quad Core CPU Processor, Socket 1366 (LGA1366)

Intel Xeon X5570 - 2.93GHz Quad-Core Processor SLBF3 LGA1366

Intel Xeon X5680 CPU Six Core 3.33 GHz 12M LGA-1366 Server Processor 130W SLBV5