Sapphire Radeon X800 GT Published: 3rd June 2016 (last update 1st January 2017 ) Compare to fastest reference R423 board Add to compare GPU GPU type R423 Manufacturing process130 nm Transistors160 million Die size289 mm2 Density0.55 M / mm2 ROPs8 TMUs8 Pixel shaders8 Vertex shaders6 Unified shaders- Clock475 MHz Pixel fillrate3 800 MP/s Texel fillrate3 800 MT/s SP gigaflops- DP gigaflops- DirectX9 OpenGL2.0 OpenCL / Compute ver.- Memory Capacity256 MB TypeGDDR3 Clock980 MHz Bus width256 bit Bandwith31 360 MB/s Rated speed1 000 MHz BrandSamsung The card ManufacturerSapphire InterfacePCI-E x16 Interface bandwith4 096 MB/s TDP40 W Analog I/O ports1 × VGA, 1 × S-Video out, 1 × DVI-I Digital I/O ports1 × DVI-I Independent screens2 Manufacture date33rd week of 2005 Release date2005 Sapphire Radeon X800 GT (front side) Sapphire Radeon X800 GT (back side) R423 GPU Sapphire Radeon X800 GT R3xx/R4xx architecture ATi Radeon 9500 Asus Radeon X800 GTO (256 MB GDDR3) Asus Radeon X700 Sapphire Radeon X800 GT gallery Sapphire Radeon X800 GT gallery