ATi seems to have had the technology to implement MVP for a long time, but saw the potential in the mainstream/enthusiast market last year with the launch of NVIDIA SLi, and what red blooded bloke wouldn’t like a bit of twin action now and again, eh?The first MPV solution will be based on the Radeon X850 XT and existing owners will be able to upgrade to ATI's MVP. Read more at Hexus
A look at ATI's Multi Video Processing units

Hexus has an article about ATI's upcoming MVP technology: