My game is kind of glitchy and not smooth
my fps is from 60 to 120
but the problem is that every time the GPU usage decrease to 70% i'm stuck for 1ml and the gameplay feel sh*t



full rig:
i5 3570K
Corsair 8GB white low-profile
GIGABYTE GA-Z77X-UD5H
GIGABYTE GTX 660 OC