Unleash the next generation in power with the evga supernova 850 g2 power supply based on the awardwinning g2 series power supplies from evga this psu features 80 plus gold rated efficiency and clean continuous power to every component this provides improved efficiency for longer operation less power consumption reduced energy costs and minimal heat dissipation the new eco thermal control fan system offers fan modes to provide zero fan noise during low load operationsnbsp