IBM / Lenovo 44R5635 - 3.00Ghz 1333Mhz 12MB Cache LGA771 Intel Xeon E5450 Quad-Core CPU Processor - CPU Medics
Amazon.com: E5450 E5450 Intel Xeon SLANQ Or SLBBM Quad-Core 3.0GHz 12MB 1333MHz Socket 775 Works On LGA 775 Mainboard No Need Adapter : Everything Else