The Chinese website HKEPC has published some images online claiming to be images of an ATI X1900 graphics card (R580).
The RADEON X1900 XTX, the premium member of the family, will feature the highest clock-speeds, which are claimed to be 650MHz for the visual processing unit (VPU) and 1550MHz for memory. The new chip is proclaimed to be scheduled for January, 24, 2006, introduction.
However, the XBitLabs.com
website also claims that the product specifications have not yet been determined.
In related news, Nvidia will possibly launch its GeForce 7900 GTX next March at CeBIT, Hannover. The chip is expected to have 32 pixel-processing pipelines in a core clocked at 700-750MHz. The GDDR 3 memory will run at 800-900MHz.