He mentions earlier in that thread that he has a Phenom so since he is an AMD guy he probably doesn't really understand Intel.
I remember back in the day when the FX-60 was the best thing out and all the gamers used AMD and they would always say that Intel "was for office applications and work computers." I used to be one of those people. Then some time along the way Intel has pulled ahead in popularity amongst gamers and has been that way ever since. This guy just sounds like he got left behind in that old era.
Also if he wanted his computer to play WoW better then he shouldn't have got any
AMD CPU because it has been shown that the game is more optimized for Intel CPU's, as shown in this Tom's Hardware article here is the Intel CPU scaling
, and the AMD CPU scaling