So I have amd athlon x4 750K and rx 460 . Is my CPU botlenecking my GPU I was thinking of upgrading my base system CPU RAM MOBO , Im waiting for amd zen to come out to se what amd is offering before I go out and buy something like i3 7100 . So what Im trying to ask is is athlon botlenecking rx460 or should I just not botter upgrading , CPU is clocked at 4.5ghz using AIO coller .