Gelid Solutions 80mm Hydro Dynamic Bearing CPU Cooler CC-SIBERIAN-01 Socket Type: LGA 775/ 1155/ 1150/1156(Intel); Socket 754/ 939/ AM2/ AM2+/ AM3/ AM3+/ FM1 (AMD) Heat sink Material: Aluminum Bearing Type: Hydro Dynamic Bearing Noise Level: 10.0 - 22.5 dBA Power Connector: 4 Pin Cable length: 250 mm