Section "ServerLayout"
    Identifier "layout"
    Screen 0 "intel"
    Inactive "nvidia"
    Option "AllowNVIDIAGPUScreens"
EndSection

Section "Device"
    Identifier "nvidia"
    Driver "nvidia"
    BusID "PCI:1:0:0"
EndSection

Section "Screen"
    Identifier "nvidia"
    Device "nvidia"
EndSection

Section "Device"
    Identifier "intel"
    Driver "modesetting"
    BusID "PCI:0:2:0"
    Option        "ShadowFB" "false" # you don't need on recent hardware
    Option        "Atomic" "true" #only effective on Xlibre, or Xorg-git with a special patch
    Option        "TearFree" "false" # Compositor is being used so TearFree is not needed
EndSection

Section "Screen"
    Identifier "intel"
    Device "intel"
EndSection