Arch Linux

Histole

Member

Registered: 2025-08-06

Posts: 43

Nvidia GPU

Hello, I have been fighting with this "issue" on my 1080 Ti, where having dual monitors at 144hz connected causes it to consume necessary power. Tried X11, and Wayland, no change.

Last edited by Histole (2026-08-25 05:29:35)

seth

Member

From: Won't reply 2 private help req

Registered: 2012-09-03

Posts: 77,597

Re: Nvidia GPU

For context, https://bbs.archlinux.org/viewtopic.php?id=307428
You don't have to "mkinitcpio", you can just add

nvidia.NVreg_RegistryDwords="RMforcePstate=8"

to the https://wiki.archlinux.org/title/Kernel_parameters

https://forums.developer.nvidia.com/t/o … r/175494/8
Pay attention to the "unsupported" caveat.

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