ZALMAN Reserator 3 MAX Dual Water Cooler Type: Liquid Cooling System Block Compatibility: Intel: Socket 2011, 1366, 1155/1156, 1150, 775 AMD: Socket FM2, FM1, AM3+, AM3, AM2+, AM2 Block Dim.: 37 x 85 x 70mm ( H x W x L) Block Material: Copper Radiator Dim.: 73 x 122 x 276mm (H x W x L) Radiator Material: Pure Copper & Black-Nickel Plated Fan Dim.: Ø120 x 25(H)mm, Blue LED Fan RPM: 1,000~2,300rpm +/-10%