Graphics Card - This graphics card work quietly with low noise, which will not bother office business 2G Desktop Video Card - The product come with lower working temperature, which bring higher efficiency at the same time 64 Bit Graphics Card - 64 bit graphics card provide a better environment for both games and multimedia PCI Express 3.0 Graphics - and practical, come with PCI express 3.0 slot, suitable for desktop computer DDR3 Graphics - Using for chip with high quality, which guarantee stable structure and excellent performance