DeltaChrome rings a bell but you've not yet found a nice preview. The Firing Squad have one for you... right here.
Here's a snippet of their conclusion:
"We can also tell you that S3 has plans for two additional products following DeltaChrome. The first, DeltaChrome 2, will be based on essentially the same architecture, the only differences being that it will run at even higher clock frequencies and support DDR-II memory."