i want to pick up one of the 4k monitors under 1k and i am to the point of buying gpus, was wanting evga 780ti (oc'd) sli but with price of monitor i need to think about price. if i went with just one of those gpu's would it have enough umph to run 4k monitor or should i just upgrade to a single titan? ty for helpful comments asus maximus vi extreme mobo with i7 4770k and 32 gb vram (2400) and corsair ax1200i psu