Corsair CXM Series CXM550 550W Power Supply - 550 Watts, 1 x ATX Connector, 1 x EPS Connector, 2x PCI-E Connectors, 4 x 4-Pin Peripheral Connectors, 5 x SATA Connectors, 1 x Floppy Connector,Semi Modular, No Power Cable, 80+ Bronze Certified