This EVGA 220-G2-0650-Y1 Power Supply gives you 650 watts of power to work with, more than enough for the majority of builds out there. The modular design works great for small and large builds alike because you only use the cables you need. Certified with 80 PLUS Gold, this power supply is remarkably efficient and runs quietly. SuperNOVA 650 G2 Power Supply. The unbeatable performance of the EVGA SuperNOVA G2 power supply line is now available in 650 watts. Based on the award winning G2 power supplies, this unit features 80 Plus Gold rated efficiency, and clean, continuous power to every component.