CoolJag Opteron 940/939/754 Socket Aluminum CPU Cooling Heatsink Fan Assembly V681A R127015DH.CoolJag Part Number: V681AEverflow Fan Part Number: R127015DHFeatures:Aluminum heat sink for high thermal conductivityAMD Opteron 940/939/754 Socket CompatibilityDimensions : 78mm (L) x 79mm (W) x 60mm (H)Specifications:- Fan size: 70x70x15 mm- Fan voltage: 12V- Bearing: Ball bearing - Fan speed: 4200 rpm- Noise Level: 34 dBA- Air Flow: 34.8 CFM- Power : 3.6 W- Static pressure : 4.82 mmH2O- Fan connector: 3-pin- Lead wire: UL1007 #26AWG or equivalent- Pin Assignment : Pin 1 Black (GND), Pin 2 Red (PWR), Pin 3 Yellow (SGN)