Random GPU usage/fps drops - HD 7970

Krivi

Reputable
Dec 30, 2014
22
0
4,510
So I start playing GTA 5 or Battlefield 4 and about 2-3 minutes in to the game, fps starts suddenly dropping every minute for about 10 sec and then returns to normal.
I tested with MSI Afterburner. Results show that GPU usage drops in those short intervals from ~70% to ~10% for some reason. It hangs there for about 10 seconds and goes back to normal afterwards. Minute later same happens and so on... Everything else is ok. Temperatures are all good.
Any ideas? Thank you.

Specs:
ASROCK 970 Extreme4
FX 8320
Gigabyte HD 7970
8GB RAM

This problem doesn't occur when I play for example Skyrim, LoL, Dota 2.
 

Krivi

Reputable
Dec 30, 2014
22
0
4,510
Ok, will do. Be right back soon.

Results after 10 minutes

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