ffr is choppy

[XxDeathstalkeRxX]

i know this has been talked about a few times places and ive read and tried everything ive read and nothing seems to fix the choppyness and was just trying to see if anyone knows anything besides all the stupid obvious stuff like ccleaner and closing programs and using gamebooster...its ever since i reformatted it started happening, and its not just when theres a lot of arrows flying up the screen, its just sparatic