Sparkle GeForce GTX470 1280 MB GDDR5 Dual DVI PCIExpress 2.0 with Native MiniHDMI Graphics Card SXX4701280D5-NM NVIDIA CUDA technology with CUDA C/C++,DirectCompute 5.0 NVIDIA SLI and 3-way SLI technology NVIDIA PureVideo HD technology Two Duallink DVI-I connectors OpenGL 3.2 Optimization and support