At launch, those systems will probably be very competitive with off-the-shelf PCs. By 2022, they won't look as good. One thing these new consoles are doing th

At launch, those systems will probably be very competitive with off-the-shelf PCs. By 2022, they won't look as good. One thing these new consoles are doing that seems interesting is that they use a huge pool of unified RAM (rather than two independent pools of main+video memory).