Gigabyte GeForce 6600 GT GV-NX66T128D PCI-E Graphics Accelerator with 128MB GDDR3 Memory Powered by nVIDIA GeForce 6600 GT VPU Supports nVIDIA SLI Technology, PCI Express and 8 pipelines, HDTV function and HDTV cable enclosed Microsoft DirectX 9.0C and OpenGL 1.5 support Integrated with the industry's best 128MB GDDR3 memory and 128-bit memory interface Features DVI-I, D-sub, TV-OUT