Experience breathtaking visual details and clarity with Microsoft DirectX 11 technology and the ZOTAC GeForce GTX 550 Ti graphics card. Packing powerful 192 CUDA cores and abundant 1GB of GDDR5 memory connected via a 192-bit memory interface, the ZOTAC GeForce GTX 550 Ti delivers a performance punch in all the latest 3D games and applications. NVIDIA PhysX technology takes immersion to the next level with intense realism and accurate effects for virtual interaction that mimics reality w Chipset Manufacturer: NVIDIA Core Clock: 900MHz Shader Clock: 1800MHz Stream Processors: 192 Processor Cores Effective Memory Clock: 4100MHz DirectX: DirectX 11 OpenGL: OpenGL 4.1 HDMI: 1 x HDMI