MSI Military Class 1 GB GDDR3 RAM Twin Frozr Cooler Overclocked Graphics Card N250GTS Twin Frozr 1G OC GTS250 GPU from NVIDIA delivers world-class HD graphics acceleration and 3D support. MSI's exclusive Twin Frozr cooler is both more efficient and quieter versus reference design. GTS250 GPU, 128 CUDA cores, Core clock 738MHz, Shader clock 1350MHz, 1024MB 256-bit GDDR3 memory at 2000MHz. 2x DVI-I + HDMI Supports over-voltage function of GPU with MSI's Afterburner software. Up to 30% graphics performance boost! Military Class Components: Solid State Choke, Hi-C CAP, All Solid Cap. DX10-ready, NVIDIA PhysX, NVIDIA CUDA, Supports 3DVision Surround technology, SLI support