Roy also explained why performance in early DirectX 10 titles isn't really an indication of where it will be in the first wave of true DX10 titles.
"Roy was quick to point out that “it’s important to note that the massive performance titles you’ve mentioned are results from games that are early looks rather than reflective of the first wave of first generation titles.” Roy continued, telling us that some more betas would be coming out in the next two months, with full game launches starting as early as August. He then revealed that “the experiences with those will be very different for a number of reasons.” "
Check it out over here.