Futurelooks checked out the ASUS EAH5850/G/2DIS/1GD5 Radeon HD 5850 Video Card
A quote from the article:
>> ASUS EAH5850/G/2DIS/1GD5 Radeon HD 5850 Video Card Review
Dubbed the ATI Radeon HD 5800 series, this newest piece of silicon comes in two flavours: The high end is represented by the 5870, and the mid-range the 5850, which is what we're looking at today. This latest chip is supposed to support the new DirectX 11 features that will hopefully be fully exploited in Windows 7.
>> ASUS EAH5850/G/2DIS/1GD5 Radeon HD 5850 Video Card Review