I play pc games and im very certain my graphics card is bottle necking, my curent motherboard is a msi indigo and my cpu is a i7 860, i want to upgrade but i want to spend maybe 250 at most, what do you guys suggest, my gc is a gtx 770 sc edtion also i have another one laying aroumd but i cant run sli due 2 bun cheeks motherboard and what not lol.