need some advice

[sb1]

i just got a gigabyte gtx780 ghz but i have a amd fx 8120 and on can i run it it keeps pulling CPU so should i upgrade to fx8350 ? i all so have 8gb ram should i upgrade it to 16gb and my motherboard is asrock extreme 3 r2.0 is worth upgrade-in that to a Sabertooth are save some money and get Crosshair V Formula

im new to gaming on PC are the upgrades worth doing so i can get more performance like the motherboard upgrade are just stick to what i got

plz go easy on me as im new to PC gaming and semi new to pcs

any help thanks shaun

 

[mickyflinn]

There is no point in upgrading your cpu or motherboard and 8gb of ram is enough for gaming.

 

[sb1]

on can i run it says that i can run games are min because of the cpu is just talk s***

thanks for u your help