Genuine Dell PowerEdge 2800 2850 Server TD634, X1955 CPU Processor Cooling Copper Passive Heat Pipe Heatsink Assembly Compatible Part Numbers: TD634, X1955 Genuine Dell PowerEdge 2800 2850 CPU Processor Heatsink Compatible but not limited to: Dell PowerEdge 2800 2850 Systems Quantity: 1 Compatible Part Numbers: TD634, X1955