nixos-configs/devices/binto/modules/nvidia.nix

{
  config,
  pkgs,
  ...
}: {
  # FIXME: move this to hardware-config?

  # Enable OpenGL
  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;

    extraPackages = with pkgs; [
      vaapiVdpau
    ];
  };

  # Load nvidia driver for Xorg and Wayland
  services.xserver.videoDrivers = ["nvidia"];

  hardware.nvidia = {
    modesetting.enable = true;

    # Nvidia power management. Experimental, and can cause sleep/suspend to fail.
    powerManagement.enable = false;
    # Fine-grained power management. Turns off GPU when not in use.
    # Experimental and only works on modern Nvidia GPUs (Turing or newer).
    powerManagement.finegrained = false;

    # FIXME: https://github.com/NVIDIA/open-gpu-kernel-modules/pull/589
    open = false;

    # Enable the Nvidia settings menu,
    # accessible via `nvidia-settings`.
    nvidiaSettings = true;

    # Vulkan is much more stable in Wayland
    package = config.boot.kernelPackages.nvidiaPackages.vulkan_beta;
  };
}