FPS Drop, Can't switch to DX11 from DX12

Hello everyone, i have constant frape drop and lags on my system:

CPU - Core ultra 5 245k
RAM - 32GB
GPU - Rtx 5060 Ti (8gb)
Gamer resolution: 2560x1440 (fps drop also on FullHD)
Driver version: 610.47
Window 10

Fps drops to 10-20 and its unpossible to play.
Also i can’t switch to DX11 from DX12, i tried to modify config.blk to set it on DX11, but it did’t help.
Tryed to reinstall drivers, install older version, same problem.