"Wii U hardware is on par with current gen consoles"

[haxxiy]

No way textures, at least, are going to be the same. Even the most pessimist rumors say it has at least 768 MB - 1 GB of RAM, plus it's pretty hard to get on par or below the 8-12 GT/s fill rate of the PS360. That alone should make games look much more crisper.