The real reason Wii U is considered "underpowered"?

[fatslob-:O]

BuckStud said:

Only a moron would base how powerful a computer system is based soley on the watts that it draws.  I'm pretty sure my iPad Air isn't 25 times less powerful than my 386 computer was.

That iPad Air probably is probably manufactured on a more modern wafer compared to the 386's inception.