Thermaltake Toughpower GX1 600W Built to deliver 80 PLUS Gold efficiency, Toughpower GX1 comes with capacities ranging from 500W to 700W, and the application of 120mm Fluid Dynamic Bearing Fan, <±3% tight voltage regulation, Japanese 105°C/221°F main capacitors and premium components. Its near silent operation, trouble free installation and reliable performance are making itself one of the best values for basic system upgrades. 80 PLUS Gold Certified and Intel C6/C7 States Ready Toughpower GX1 saves energy through its high energy efficiency up to 90% and is certified to 80 PLUS Gold. The series has been optimized to work with all generations of Intel’s processors to achieve maximum energy saving. Ultra Quiet 120mm Fluid Dynamic Bearing Fan Featuring an 120mm Fluid Dynamic Bearing Fan to keep friction at really low levels even after prolonged usage while guaranteeing superior cooling performance and silent operation.