ATI HD 5450 512MB DDR3 VGA DVI HDMI Out PCI-E Low Profile Retail Graphics Card Product Description ATI HD 5450 graphic cards offer the most features and functionality in their class with complete DirectX 11 support and the worlds most advanced graphics, display features and technologies 1. The HD 5450 Series is designed to give you stunning high definition entertainment from your PC, whether Blu-ray/HD DVD discs or other HD sources. Microsoft DirectX 11 Support ATI Eyefinity Technology, support up to 3 displays. ATI Stream technology 40nm Process Technology PCI Express 2.1 support Microsoft Windows 7 Support Enhanced Anisotropic Filtering Accelerated Video Transcoding Display Flexibility HDMI 1.3 Dolby TrueHD and DTSHD Master AudioTM Support ATI PowerPlay Technology ATI Avivo Technology Specifications I/O Output: DVI-I, HDMI, VGA Core clock: 650MHz Memory Clock: 1600MHz Effective 512MB / 64-bit DDR3 memory interface PCI-E x16 (PCI-E 2.1) interface Single slot passive heatsink Board Dimension: 168mm(W) x 72.87mm(H) x 25(D)mm