GIGABYTE ATI Radeon HD 4350 OC Edition 512 MB GDDR2 PCI-Express 2.0 Low-Profile Graphics Card GV-R435OC-512I Powered by ATI Radeon HD 4350 GPU Integrated with first 512MB GDDR2 memory and 64-bit memory interface Features Dual-link DVI-I/D-sub/HDMI outputs Factory Overclock to 650MHz GIGABYTE Ultra Durable 2 Material Supports CrossfireX and Avivo HD System power supply requirement: 300W Gold plated HDMI for optimum signal transfer between connections