Make a topic about it then if you want to argue about it. Yes, I think his signature is wrong, no, I can't do anything about it because he's allowed to voice his opinion.
If Sturmbringe wants to tell people that GPU is more important than CPU he can make his own topic and provide concrete proof that he is achieving the FPS / settings / whatever that his signature states he is. Otherwise, all of you guys need to stop arguing about it
My GTX680 only manages 60 in most leveling zones. the moment I get to orgrimmar it drops to 45-50 ish (even though I play on a low pop server) and the moment I have 10+ people on my screen I only have like 30...