-Socket Type: 754,939,940,AM2,AM2+,AM3 & F-Material: Copper heatpipes, base w/ bondedaluminum fins-Heat Sink Size: 92W x 108L x 62H-Fan Size: 70 x 70 x 15mm-Voltage: 12VDC Bearing: Dual Ball Bearings Connector: 4-Pin PWM (3-pin backwards compatible)