IBM / Lenovo 44R5648 - 2.83Ghz 1333Mhz Cache LGA771 12MB Intel Xeon E5440 Quad-Core CPU Processor Sale $39.00 Retail $199.00
IBM / Lenovo 88Y5648 - 2.00Ghz 5.86 GT/s 18MB Cache LGA1567 Intel Xeon E7-2820 CPU Processor Sale $69.00 Retail $179.00