Type Fan & Heatsinks RPM 2600 10% RPM Power Connector 4 Pin Color Black Heatsink Material Aluminum Radial Fin Heatsink with Copper Inserted Compatibility Intel Socket 775 Core 2 Extreme X6800 Core 2 Duo E6000 Sequence Pentium 4 Celeron D 300 sequence & Xeon 3000 Sequence for Desktop & Workstation Fan Dimensions 92 x 92 x 25mm Heatsink Dimensions 110.5 x 110.5 x 75.0mm