The GV-R477D5-512H-B supports ATI’s new TeraScale graphics engine combines the power of one arallel, 640 stream processors and next generation GDDR5 memory which provides twice the data per pin of GDDR3 memory at the same clock speeds to increase the physical gaming interaction for a more dynamic and realistic experience. In combination with 24x custom filter anti-aliasing (CFAA) and high performance anisotropic filtering, the GV-R477D5-512H-B is able to create true-to-life graphics for everything from grass to facial features so you can max out the settings of the most demanding next generation games or revitalize your favorite titles. Also, with ATI Stream Technology, every user can easily use the massive arallel processing power of GPU for physics, attificial intelligence, stream computing and ray tracing calculations, and tackle demanding tasks like video transcoding with incredible speed. Deservedly, the GIGABYTE GV-R477D5-512H-B graphics card provides DirectX 10.1 graphics capabilities to support Shader Model 4.1 for life-like realism and stunning 3D gaming effects.

http://www.gigabyte.com.tw/Products/VGA/Default.aspx