Important

Discontinued in favour of OptimusUI

PRIME Helper GNOME Shell Extension

based on this extension: https://github.com/alexispurslane/PRIME-GPU-Profile-Selector

Description

A GNOME Shell (version 41 and above) extension which provides a simple way to switch between GPU profiles on Nvidia Optimus systems (i.e laptops with Intel + Nvidia) in a few clicks.

Designed to work with suse-prime and similar NVIDIA PRIME implementations, i.e. anything that provides the prime-select commands.

Features

• Switch between Intel, Nvidia and PRIME Offload mode

Offload mode

• Nautilus script to run executables on nVidia dGPU
• Nautilus Script to run application on nVidia dGPU with Zink enabled
• prime-run utility to run applications from CLI on nVidia dGPU
• prime-run-zink utility to run applications from CLI on nVidia dGPU with Zink enabled

Intel and NVidia mode

• Nautilus Script to run application via Zink (OpenGL over Vulkan)
• zink-run utility to run application from CLI via Zink (OpenGL over Vulkan)

Steam Launch Options

To make use of the addional utility scripts add the following to your steam launch options:

Zink (nvidia and intel mode only)

zink-run %command% or if running flatpak Steam: $HOME/.local/bin/zink-run %command%

Prime with Zink enabled (Offload mode only)

prime-run-zink %command% or if running flatpak Steam: $HOME/.local/bin/prime-run-zink %command%

Prime (Offload mode only)

prime-run %command% or if running flatpak Steam: $HOME/.local/bin/prime-run %command%

Dependencies

• pkexec
• bash
• suse-prime, fedora-prime, or (for other Linux distros), nvidia-prime-select

Installation

Gnome-shell Extension website

• Install all the dependencies
• Enable extension in official Gnome Extension store
• Make sure ~/.local/bin/ is in your $PATH for various utility scripts to function from CLI

Flatpak

If running apps via flatpak make sure you add ~/.local/bin/ to the list of allowed directories via flatseal.

Manual

• Install all the dependencies
• Clone this repo with:

  git clone git@github.com:Z-Ray-Entertainment/PRIME-Helper.git ~/.local/share/gnome-shell/extensions/PRIME_Helper@z-ray.de
  

Debuging and packaging

For looking command line logs

journalctl -f -o cat /usr/bin/gnome-shell

For looking updates using wayland (it opens a new wayland session in a window)

dbus-run-session -- gnome-shell --nested --wayland

Packaging the extension source for gnome extension website

gnome-extensions pack \
--extra-source="README.md" \
--extra-source="LICENSE" \
--extra-source="img" \
--extra-source="ui" \
--extra-source="lib" \
--extra-source="script"