The Sapphire Radeon HD 7870 review also features the Sapphire Radeon HD 7850. The Sapphire Radeon HD 7870 uses the Bitcairn GPU at 1000Mhz and has 2GB GDDR5 memory running at 4800Mhz. The Sapphire Radeon HD 7870 has a 256Bit Memory Interface, 1280 Shader Processors and DirectX 11.1. The Sapphire Radeon HD 7850 uses the Bitcairn GPU at 860Mhz and has 2GB GDDR5 memory running at 4800Mhz. The Sapphire Radeon HD 7850 has a 256Bit Memory Interface, 1024 Shader Processors and DirectX 11.1. We will be testing the Sapphire Radeon HD 7870 and Sapphire Radeon HD 7850 using Battlefield 3, Crysis 2, Dirt 3, Dragon Age II, Hard Reset, Modern Warfare 3, Elder Scrolls V Skyrim and the Witcher 2 games for benchmarking.



Link: Ultimate Hardware