Available at CompUSA, Ultra X4 850-Watt Modular ATX Power Supply features 850 Watt continuous power, NVIDIA SLI and ATI
Crossfire Certified, 135mm silent fan, 24-Pin Motherboard, PCIe, Peripheral, SATA and Floppy connectors, modular design, ATX form factor, 80 PLUS Silver energy efficiency certified. Lifetime warranty with free online registration (3 years otherwise).
