GIGABYTE ATI Radeon HD6450 1 GB DDR3 VGA/DVI/HDMI Low Profile PCI-Express Video Card GV-R645OC-1GI Powered by AMD Radeon HD 6450 GPU and Integrated with industry's best 1GB DDR3 memory and 64-bit memory interface GIGABYTE Ultra Durable 2 Materials Ultra Cooling - Low RDS MOSFET Design Low Power Loss - Ferrite Core Choke Design Longer Life - All Solid Capacitor Design Gold Plated HDMI for optimum signal transfer between connections Core Clock: 675MHzMemory Clock: 1600MHz Features DVI-D / D-Sub / HDMI outputs with HDCP protection Powered by AMD Radeon HD 6450 GPU and Integrated with industry's best 1GB DDR3 memory and 64-bit memory interface GIGABYTE Ultra Durable 2 MaterialsUltra Cooling - Low RDS MOSFET DesignLow Power Loss - Ferrite Core Choke DesignLonger Life - All Solid Capacitor Design Gold Plated HDMI for optimum signal transfer between connections Core Clock: 675MHzMemory Clock: 1600MHz Features DVI-D / D-Sub / HDMI outputs with HDCP protection Minimum System Power Supply Recommended 400W