Originally Posted by DeathKnight
Sounds like theoretical mumbo jumbo really. In the real world I'd wager there's not going to be much difference, if any, between the two in that regard. PCIE 4.0 level SSD speeds are a pretty significant expense over 3.0. I can't help but think that particular investment is misplaced.
Having watched a couple tech demos with games from the current gen not optimized, it's a night and day difference already.