Leadtek GeForce 6800 Published: 25th July 2013 (last update 2nd January 2017 ) Compare to fastest reference NV40 board Add to compare GPU GPU type NV40 Manufacturing process130 nm Transistors222 million Die size287 mm2 ROPs12 TMUs12 Pixel shaders12 Vertex shaders5 Unified shaders- Clock325 MHz Pixel fillrate3900 MP/s Texel fillrate3900 MT/s SP gigaflops- DP gigaflops- DirectX9c OpenGL2.1 OpenCL / Compute ver.- Memory Capacity128 MB TypeDDR Clock700 MHz Bus width256 bit Bandwith22400 MB/s Rated speed- BrandHynix The card ManufacturerLeadtek InterfaceAGP 8x Interface bandwith2133 MB/s TDP50 W Analog I/O ports1 × VGA, 1 × S-Video out, 1 × DVI-I Digital I/O ports1 × DVI-I Independent screens2 Manufacture date- Release date2004 Leadtek GeForce 6800 (front side) Leadtek GeForce 6800 (back side) NV40 GPU Leadtek GeForce 6800 Gainward GeForce 6800 GT NV4x / G7x architecture Asus GeForce 6600 LE AGP Gainward GeForce 7900 GS nVidia Quadro FX 4500 Leadtek GeForce 6800 gallery Leadtek GeForce 6800 gallery