nVIDIA GF 6800GS/512MB DDR3/DVI/AGP8X GeForce 6800GS chipset / 512 MB GDDR3 / 8x AGP interface / Dual 400MHz RAMDACs / CineFX 3.0 engine UltraShadow II technology / 64-Bit floating point texture filtering and blending Intellisample 3.0 technology / NVIDIA ForceWare Unified Driver Architecture (UDA) NVIDIA nView Multi-Display technology / Digital Vibrance Control 3.0 technology Microsoft DirectX 9.0 optimizations and support / OpenGL 2.0 optimizations and support