Help needed to solve lag issue

Lysharris

Reputable
May 31, 2015
21
0
4,510
since last 2 days, while playing games like LoL, GTA 5, CS GO or any other games. i encounter FPS goes up and down with a huge gap like 60fps - 25fps. it is not stable. all my GPU driver have been updated and did a scan on my computer and found nothing.

i7-6700k
GTX 980ti
DDR4 16GB 3000MHZ
850 Plat PSU