Here ya go man. Best I could do with what you told me.
http://pcpartpicker.com/p/jFaV
680 sli is 30 more and delivers more frames. At that kind of frame rate though I would recommend ditching this monitor for a 120hz monitor. I didn't put it in there because it exceeded your budget.
Hyper 212 is a great heat-sink, especially for the price.
Case is a full tower so you can fit the cards.
8gb 1866 memory is very fast and you should never need more than 8gb for gaming. Might change though in a few years.
ssd for your OS for blazing fast boot up
Power supply is modular and gold plus
you might think the mouse has too many buttons but I use it for fps and it is a life saver. You just have to assign an action to any button and it is immediate pressing distance for your thumb
Speakers sound godlike in real life so dont trust youtube for them.