According to them, the GPU is powered by the 28nm Curacao XT core which features 2304 stream processors, 48 Raster operators and a 3 GB GDDR5 memory running along a 384-bit wide interface. The core operates at 1000 MHz or 1 GHz clock speed while the memory is configured at 6500 MHz or 6.5 GHz effective frequency. The TDP of the card is a bit higher than the Radeon HD 7970 at 250W compared to 210W. Read more:
via N4G: pc news feed http://n4g.com/news/1275063/amd-radeon-hd-8970-pictured-features-curacao-xt-core-with-2304-sps
via N4G: pc news feed http://n4g.com/news/1275063/amd-radeon-hd-8970-pictured-features-curacao-xt-core-with-2304-sps