One of ATI's OEM's has jumped the gun and posted details of the Radeon 9800 and 9800 Pro yet to be officially annouced :) Here is what they reveal:

400MHz RAMDAC 8 pipeline architecture 256 bit data width AGP 8X/4X/2X compatibility support for simultaneous dual display DirectX 9.0/OpenGL support Radeon 9800 will be clocked @ 325/310MHz (core/memory) with 128MB of memory Radeon 9800 Pro will be clocked at 400/460MHz (core/memory) with upto 256MB of memory. Source: FIC