ATI Radeon HD 5800 series

September 23rd, 2009 Posted in GPUs

AMD today launched the ATI Radeon HD 5800 series graphics cards, the world’s first to fully support Microsoft DirectX 11 included in Microsoft Windows 7 operating system. AMD will initially release two cards: the ATI Radeon HD 5870 and the ATI Radeon HD 5850, each with 1GB GDDR5 memory. The 5850, which is a cut down version of the 5870, is clocked at 725Mhz for the core and 1Ghz for the memory, giving it a maximum compute performance of 2.09 TFLOPS. It features 1440 stream processors divided among 18 SIMDs, 72 texture units and a 256bit memory bus. Load power consumption is 170W, while idle power consumption is around 27W. AMD is pricing it at $259.
The Radeon HD 5870 features 1600 stream processors divided among 20 SIMDs, 80 texture units and 1GB of GDDR5 memory connected to a 256bit memory bus. Clocked at 850MHz for the core clock and 1.2GHz for the memory, the 5870 is the most powerful graphics card now available on the market with a maximum compute performance of 2.72 teraflops. Load power consumption is 188W, and idle power is 27W. Price should be around $379.