well I agree but the quadro got pretty popular for gaming, so there are mod drivers for them aswell:
There's also a thread about this:
the Quadro FX 2500m is just as fast gaming wise as the 7900GTX. The reason why its more expensive, is that for 3d modeling/rendering etc. it does a better job, but if you don't do that type of professional work you should just go for the...