EVGA SuperNOVA 850 B2 110-B2-0850-V1 80+ BRONZE 850W Semi Modular Includes FREE Power On Self Tester Power Supply Fans: 1 Main Connector: 24Pin +12V Rails: Single PCI-Express Connector: 2 x 6-Pin, 4 x 6+2-Pin SATA Power Connector: 10 Efficiency: Bronze Rated - 85% Typical Over Voltage Protection: Yes Overload Protection: Yes