{ config, pkgs, lib, ... }: {  
  hardware = {
    graphics.enable = true;
    graphics.enable32Bit = true;

    nvidia = {
      #modesetting.enable = true;
      powerManagement.enable = false;
      powerManagement.finegrained = false;
      nvidiaSettings = true;
      open = true;
      #package = config.boot.kernelPackages.nvidiaPackages.beta;
      #package = let 
      #  rcu_patch = pkgs.fetchpatch {
      #    url = "https://github.com/gentoo/gentoo/raw/c64caf53/x11-drivers/nvidia-drivers/files/nvidia-drivers-470.223.02-gpl-pfn_valid.patch";
      #    hash = "sha256-eZiQQp2S/asE7MfGvfe6dA/kdCvek9SYa/FFGp24dVg=";
      #  };
      #in config.boot.kernelPackages.nvidiaPackages.mkDriver {
      #  version = "535.154.05";
      #  sha256_64bit = "sha256-fpUGXKprgt6SYRDxSCemGXLrEsIA6GOinp+0eGbqqJg=";
      #  sha256_aarch64 = "sha256-G0/GiObf/BZMkzzET8HQjdIcvCSqB1uhsinro2HLK9k=";
      #  openSha256 = "sha256-wvRdHguGLxS0mR06P5Qi++pDJBCF8pJ8hr4T8O6TJIo=";
      #  settingsSha256 = "sha256-9wqoDEWY4I7weWW05F4igj1Gj9wjHsREFMztfEmqm10=";
      #  persistencedSha256 = "sha256-d0Q3Lk80JqkS1B54Mahu2yY/WocOqFFbZVBh+ToGhaE=";
      #  patches = [ rcu_patch ];
      #};
    };
  };
}