CPU Type: Intel P4 / AMD K8 (Athlon64 / Opteron)
Socket type: 478 / 754 / 940 / 939 pins
Heat Sink: Copper Base + Copper Stacked Fin
Cooler Dimension: 89 x 69 x 25 mm
Fan Dimension: 69 x 69 x 13 mm
Fan Speed: 5,500 rpm
Back Plate (K8-RM-F1) is required for AMD K8