Graphics card is entirely irrelevant for now. You can run any game you want and post how "fast" they work, but it won't really help anyone. I suppose you could get further into really slow games and see how they work.
Also, a really fast system would be dual Xeon with 12 real cores or something.
Also, a really fast system would be dual Xeon with 12 real cores or something.
Asus N55SF, i7-2670QM (~2,8 ghz under typical load), GeForce GT 555M (only OpenGL)