Sapphire Radeon HD 4670 Published: 15th April 2015 (last update 4th January 2017 ) Compare to fastest reference RV730 board Add to compare GPU GPU type RV730 Manufacturing process55 nm Transistors514 million Die size145 mm2 Density3.54 M / mm2 ROPs8 TMUs32 Pixel shaders- Vertex shaders- Unified shaders320 Clock750 MHz Pixel fillrate6 000 MP/s Texel fillrate24 000 MT/s SP gigaflops480 DP gigaflops- DirectX10.1 OpenGL3.3 OpenCL / Compute ver.1.0 / - Memory Capacity512 MB TypeGDDR3 Clock2 000 MHz Bus width128 bit Bandwith32 000 MB/s Rated speed2 000 MHz BrandHynix The card ManufacturerSapphire InterfacePCI-E 2.0 x16 Interface bandwith8 192 MB/s TDP59 W Analog I/O ports1 × S-Video out, 2 × DVI-I Digital I/O ports2 × DVI-I Independent screens2 Manufacture date33rd week of 2008 Release date2008 Sapphire Radeon HD 4670 (front side) Sapphire Radeon HD 4670 (back side) RV730 GPU Sapphire Radeon HD 4670 R7xx architecture Sapphire Radeon HD 4890 OC Sapphire Radeon HD 4850 Asus Radeon HD 4890 Sapphire Radeon HD 4670 gallery Sapphire Radeon HD 4670 gallery