Steam Deck LCD Performance worse since Kernel 6.7.9

[lm209]

Describe the bug

I had an update to kernel 6.7.4 2 hours ago. everything was fine there. Now I'm on 6.7.9 and the performance got worse. Especially Indie Games Dead Effect. Kernel 6.7.4 50-60 FPS Kernel 6.7.9 30-40 FPS

Star Wars Jedi Fallen Order Kernel 6.7.4 stable 40-50 FPS Kernel 6.7.9 30 FPS

What did you expect to happen?

After a new Update. Now I'm on the latest Release.

Output of rpm-ostree status

No response

Hardware

Steam Deck LCD 256GB

Extra information or context

Kernel 6.7.4 working fine

https://github.com/ublue-os/bazzite/commit/a859596904bbd187a8145f2ae06166573a7d7747 This Update give me full Performance with Kernel 6.7.4. can i Go Back to this Version? Problem is i did a Clean Install of Bazzite, so I have no way of using this version again

[lm209]

EDIT: After installing PowerTools from Decky Loader, Performance is fixed. Strange.