home > Radeon HD 4890 1GB DDR5 PCIE (New Edition)
Sapphire Radeon HD 4890 1GB DDR5 PCIE (New Edition) is one of a few Sapphire desktop graphics processing units, based on ATI Radeon HD 4890. The GPU uses Unified Superscalar Shader architecture, and it is produced on 55 nm manufacturing process. The card has 850 MHz graphics clock frequency. Furthermore, it has 800 stream processors, 40 texture units, and 16 color ROPs. The Radeon HD 4890 1GB DDR5 PCIE (New Edition) incorporates 1 GB of GDDR5 memory, utilizing 256 bit bus. The memory is clocked at 975 MHz, which gives 124.8 GB/s memory bandwidth. The GPU has PCI Express 2.0 interface, and needs 2 slots on the motherboard. The maximum power consumption of this model is 190 Watt.
Below you will find more detailed specs of the graphics card.