Full Details on Amazon.com : http://www.amazon.com/gp/product/B005Z39D28?tag=tsukuyomi-20<br /><br />Dell Precision T5500 Workstation Second 2nd Processor CPU HeatSink Riser Assembly F623F W715F<br /><br />Processor Compatibility X5690 X5675 X5660 X5650 E5645 X5687 X5647 E5620 E5607 E5606 E5603 <br />Memory Compatibility DDR3 1333Mhz <br />Manufacturer Dell
