Need help! fps drop when fighting

pc

#1

When feeding or running around the map, i get really solid 60 fps, but when i get doom and the fight start, my fps drop from 60>20 even lower, any advice? ( Monster, Minimum setting, and Frame 1 lock)( sorry for bad english)

Intel Core i7-4720HQ 2.6 GHz
12 GB
1000 GB 5400 rpm Hard Drive
NVIDIA GTX960M 2GB GDDR5
Windows 10


#2

What happens if you unlock your Vsync?


#3

More fps i believe!


#4

Maybe you need more doom.