Wii U has last-gen Radeon inside, still more advanced than PS3 and Xbox 360

Slowly, but surely, we're starting to piece together what's going on inside that mysterious white box known as the Wii U. IBM was a little coy about the multi-core CPU it was providing, but did tantalize us by mentioning the name "Watson" in describing some of its underlying tech.

Top 10 Revelations That Rocked E3 2011

LOS ANGELES — Nintendo's Wii U and Sony's PlayStation Vita made headlines at this year's E3 Expo. But aside from those big hardware reveals, surprisingly few unexpected videogames were unveiled.