I don't really care abouts its being super powerful, but it has to be able to play third party games. If it will attract the, its a whole different deal.
Well anything can play third party games. The Wii U can play third party games. This is operating under the assumption that it's a hardware that's only a minor bump from the Wii U (as the Wii was from the GameCube) but has the added functionailty of real portable play.