hi there, i want to upgrade either my gpu or cpu but idk what is holding me back from games more, my specs are a m5a97 r2.0 mobo, windows 7 64 bit, geforce gtx 560, amd athlon x4 640, 4 gigs of ram soon to be 8, ive noticed that on most games on gpu goes to around 75 c, on gta 4 i usually run around a consisten 40, 30 when im driving, skyrim is higher at around 50 fps average, i downloaded tom clancy ghost recon phantoms and run it at around 30 fps usually, but i also want to run new games such as watch dogs and bf4, i just want to know which should i upgrade first