Scythe Cooling Motherboard SCIOR-1000 Intel Socket Compatibility: Socket LGA775 Socket LGA1150 Socket LGA1155 Socket LGA1156 Socket LGA1366 AMD Socket Compatibility: Socket AM2 Socket AM2+ Socket AM3 Socket AM3+ Socket FM1 Socket FM2 Socket FM2+ Fan Noise Level: 4.5 - 26.7 dBA Bearing Type: Sleeve Bearing