GPU Design have posted information from a chinese website which shows a GPU Z screenshot and a 3DMark Vantage Extreme benchmark of the upcoming Radeon HD6870 graphics card – expected to retail before the end of the year.
– GPU ID: “6718″ according to codenames shown in Catalyst 10.8 driver indicates “Cayman XT” GPU.
– Bus width: 256-bit, same as the HD 58xx.
– Core Clock: 850 MHz, same as the HD 5870.
– Memory Clock: 1600 MHz or 6400 MT/s which is ~33% higher than that of the HD 5870 resulting in a memory BW of 204.8 GB/s which is higher than that of the GTX 480 by ~18.17%.
According to “W1zzard” the author of GPU-Z: “nothing i can see in the gpuz part of the screenshot that suggests it’s fake”