Kingwin Lazer Gold Series 850 Watt 80 Plus Gold Certified ATX Modular Power Supply (LZG-850) Support Intel Core i5/i7/Core 2 Quad/Core 2 Duo and MD Phenom X4/Phenom X3/Athlond 64 X2 High performance CPU Crystal cube modular plug with patented power connector cable management system 140MM blue LED fan Intelligent auto fan speed control compatible with Crossfire/ SLI More than 2,000 times on/off test 80 Plus Gold high efficiency power supply certified 3 Year manufacturer warranty