EVGA SuperNOVA 650 G2 220-G2-0650-Y1 80+ GOLD 650W Fully Modular EVGA ECO Mode Includes FREE Power On Self Tester Power Supply Fans: 1 x 140mm Double Ball Bearing Fan Main Connector: 20+4Pin +12V Rails: Single PCI-Express Connector: 2 x 6-Pin, 2 x 6+2-Pin SATA Power Connector: 9 Efficiency: 90% (115VAC) / 92% (220VAC~240VAC) or Higher Typical Over Voltage Protection: Yes Input Voltage: 100 - 240 V