http://www.bloomberg.com/apps/quote?ticker=NVDA:US
MS has 48 billion tucked away from the failed Yahoo bid, so $6 b would be chump change.
Intel could buy it like AMD did ATI, and get GPU computing to boot, situating itself to take advantage of future GPU processing trends.
Then there's Apple with its i-pod funds, and the licensee apparently of the graphics code to NVidia.
Wonder who's going to move fastest?
