Coolmax 1600-Watts 80 PLUS Power Supply with Active PFC, Silver ZPS-1600B 80 PLUS Silver Certified - Up to 88% efficiency Active Power Factor Correction (PFC) with PF value of 0.99 Total Power: 1600W Type: ATX12V v2.31 & EPS12V v2.92 Connectors: 1x 24pin Main Power Connector, 1x 8pin CPU Power Connector, 1x 4+4pin CPU Power Connector, 16x 15pin SATA Connectors, 16x 6+2pin PCI-Express Connectors, 6x Peripheral Connectors, 2x 4pin FDD Connectors Cooling System: 1x 140mm Quiet Double Ball Bearing Fan