Thermaltake Toughpower W0103 600-Watt Power Supply for ATX 12V 2.2 and EPS 12V Complies with ATX 12-volt 2.0 version SLI, Cross-Fire, and Dual Core CPU ready Next generation four +12-volt rails supports high-end graphic card and PC system Independent Voltage Circuit offers unflappable current delivery under heavy load and makes voltage output more stable Mirror effect housing and reliable 14cm ball-bearing fan