Amazon.com: Vbestlife for Intel Xeon X5660 Six-Core Twelve Threads 2.8GHz 12M Cache LGA1366 CPU Official Version Suitable for X58, X79 Series Motherboards : Everything Else
Intel Xeon X5660 @ 4116.33 MHz - CPU-Z VALIDATOR
IBM / Lenovo 69Y5385 - 2.80Ghz 6.40GT/s 12MB Cache LGA1366 Intel Xeon X5660 Hexa-Core CPU Processor - CPU Medics