HIS Radeon X1900 CrossFire Edition Published: 27th January 2018 (last update 27th January 2018 ) Compare to fastest reference R580 board Add to compare GPU GPU type R580 Manufacturing process90 nm Transistors384 million Die size352 mm2 Density1.09 M / mm2 ROPs16 TMUs16 Pixel shaders48 Vertex shaders8 Unified shaders- Clock625 MHz Pixel fillrate10 000 MP/s Texel fillrate10 000 MT/s SP gigaflops- DP gigaflops- DirectX9c OpenGL2.0 OpenCL / Compute ver.- Memory Capacity512 MB TypeGDDR3 Clock1 450 MHz Bus width256 bit Bandwith46 400 MB/s Rated speed1 600 MHz BrandSamsung The card ManufacturerHIS InterfacePCI-E x16 Interface bandwith4 096 MB/s TDP135 W Analog I/O ports2 × DVI-I Digital I/O ports2 × DVI-I Independent screens2 Manufacture date- Release date2006 HIS Radeon X1900 CrossFire Edition (front side) HIS Radeon X1900 CrossFire Edition (back side) R580 GPU Asus Radeon X1900 XTX HIS Radeon X1900 CrossFire Edition R5xx architecture MSI Radeon X1300 Pro MSI Radeon X1950 XTX HIS Radeon X1900 CrossFire Edition HIS Radeon X1900 CrossFire Edition gallery HIS Radeon X1900 CrossFire Edition gallery