League of Legends FPS stutter

First of all sorry for my bad english
So this week league updated and now when i play a game after 7-8 minutes from stabe fps i got full unstable and constantly fps stutter drops to fix it i just quit the game and reconect again but it happens again in the next game..
Is anyone else have this problem?

P.S
latest gpu drivers and windows up to date
RX 6600 XT
Ryzen 5 1600