AMD Opteron 940/939/754 Socket Extruded Aluminum CPU Cooling Heatsink Fan Assembly MF064-074 AFB0712HHB.AMD Part Number: MF064-074Delta Fan Part Number: AFB0712HHBFeatures:Aluminum heat sink for high thermal conductivityPowerful speed control 2 ball-bearing fan for noise reductionType II easy clip methodSpecifications:- Fan Size: 70x15mm- Bearing: 2- Input Voltage: 12 VDC- Rated Current: 0.07~0.35A- Power Input: 0.84~4.20W- Speed: 3050~6000 RPM- Airflow: 21~41CFM- Noise: 28~46 dB-A- Connector: 3 pin- Heat Sink: Al- Interface Material: 7783- Materials: 6063 extruded aluminum