For high performance power supply unit, consider the new Thermaltake Toughpower XT which features a DC-DC Converter Module, Double Forward Technology, and the new Active PFC circuit design. It comes available in 575W, 675W, 775W and 875W models at a price range of $109-$159. Never compromise when it comes to juicing up your computer, trust the one with the name “Toughpower XT”.