Sapphire Radeon X850 XT Published: 23rd February 2013 (last update 29th December 2016 ) Compare to fastest reference R480 board Add to compare GPU GPU type R480 Manufacturing process130 nm Transistors160 million Die size297 mm2 Density0.54 M / mm2 ROPs16 TMUs16 Pixel shaders16 Vertex shaders6 Unified shaders- Clock520 MHz Pixel fillrate8 320 MP/s Texel fillrate8 320 MT/s SP gigaflops- DP gigaflops- DirectX9 OpenGL2.0 OpenCL / Compute ver.- Memory Capacity256 MB TypeGDDR3 Clock1 080 MHz Bus width256 bit Bandwith34 560 MB/s Rated speed- Brand- The card ManufacturerSapphire InterfacePCI-E x16 Interface bandwith4 096 MB/s TDP69 W Analog I/O ports1 × VGA, 1 × S-Video out, 1 × DVI-I Digital I/O ports1 × DVI-I Independent screens2 Manufacture date23rd week of 2005 Release date2004 Sapphire Radeon X850 XT (front side) Sapphire Radeon X850 XT (back side) R480 GPU Sapphire Radeon X850 XT R3xx/R4xx architecture Asus Radeon X700 Sapphire Radeon X850 XT Asus Radeon X800 GTO (256 MB GDDR3) Sapphire Radeon X850 XT gallery Sapphire Radeon X850 XT gallery Sapphire Radeon X850 XT gallery