Originally Posted by Phantom_Dave
120Hz monitors are also more taxing on the GPU than a 60Hz. So you will likely notice a FPS drop in your games when compared to a 60Hz. I also read that due to the transmission speed of dual-link dvi, anything over 1080p on a true monitor is not possible at 120Hz because of the amount of data that needs to be sent per screen refresh.
Some things to keep in mind.
They are not.
It's more taxing to run 120FPS on 1920x1080 than a mere 60FPS, that is what people usually mean.
At least according to my knowledge (enlighten me if I'm wrong,
). And even if they did that, you could just set them to run at 60hz.