{config, lib, pkgs, ...}: {
  programs.steam = {
    enable = true;
  };
  hardware.opengl.driSupport32Bit = true;

  hardware.opengl = {
    enable = true;
    driSupport = true;
    driSupport32Bit = true;
  };

  services.xserver.videoDrivers = ["nvidia"];

  hardware.nvidia = {
    # Modesetting is required.
    modesetting.enable = true;

    powerManagement.enable = false;
    powerManagement.finegrained = false;

    open = false;

    nvidiaSettings = true;

    package = config.boot.kernelPackages.nvidiaPackages.stable;
  };

  hardware.nvidia.prime = {
    offload = {
			enable = true;
			enableOffloadCmd = true;
		};
		# Make sure to use the correct Bus ID values for your system!
		amdgpuBusId = "PCI:193:0:0";
		nvidiaBusId = "PCI:100:0:0";
	};

  specialisation = {
    gaming.configuration = {
      system.nixos.tags = [ "gaming" ];
      hardware.nvidia = {
        prime.offload.enable = lib.mkForce false;
        prime.offload.enableOffloadCmd = lib.mkForce false;
        prime.sync.enable = lib.mkForce true;
      };
    };
  };
}