Logisys 480 Watt 20+4-Pin ATX Power Supply With SATA & Large 120mm Ball Bearing Cooling Fan For Quiet Performance For Intel/AMD Desktop PC Computer - Retail Packaged 480-watt power supply - 20/24 pin ATX connector Large 120 mm ball bearing fan for quiet performance (75 CFM / 2000 RPM) Supports Intel Pentium 4 and AMD motherboards Low noise and ripple