> would that be hard to achieve? Yes. Video memory runs on a substantially wider bus than system memory; the connectors that'd be required to make it replaceab

> would that be hard to achieve? Yes. Video memory runs on a substantially wider bus than system memory; the connectors that'd be required to make it replaceable would be extraordinarily expensive -- to the extent that it'd probably be cheaper to build the cards with their maximum complement of memory to begin with.