Topower ATX 550 Power Supply ZU-550W Black Nickel Coating Chassis Protection: OCP, OVP, SCP Support Intel Core i7, Dual Cores, Quad Cores, Core 2 Duo, Xeon, AMD Phenom, Athlon, and Opteron processors. Turbo Fan Switch (fan runs at full speed when pressed) 2 x 6pin PCI-Express Connector with EMI Filter attached to Copper-Shielded Power Lead ATX12V Version 2.0 / EPS12V ATX2.01 Power Supply Black Chrome Mirror Finish 2x 80 mm Silent Black Cooling Fan Safety & EMI Approval: CSA, TUV, FCC, UL AC Input: 115V / 230V Current: 10A / 5A Total Wattage: 550W