NVIDIA/Optimus/EDID Xorg.conf Example

Below is an example configuration of the file /etc/X11/xorg.conf from a working NVIDIA Optimus configuration on a Clevo W670SR notebook. Note the "CustomEDID" portions:

FILE /etc/X11/xorg.confXorg Configuration example for a Clevo W670SR Notebook

Section "ServerLayout"
    Identifier     "Layout0"
    Screen      0  "Screen0"
    Inactive       "intel"
    InputDevice    "Keyboard0" "CoreKeyboard"
    InputDevice    "Mouse0" "CorePointer"
EndSection

Section "Files"
EndSection

Section "InputDevice"
    # generated from data in "/etc/conf.d/gpm"
    Identifier     "Mouse0"
    Driver         "evdev"
    Option         "Protocol"
    Option         "Device" "/dev/input/mice"
    Option         "Emulate3Buttons" "no"
    Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"
    # generated from default
    Identifier     "Keyboard0"
    Driver         "evdev"
EndSection

Section "Monitor"
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "Unknown"
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    # Stuff on the net says to use BusID "PCI:1:0:0" but the manual says to use "1@0:0:0"
    BusID          "1@0:0:0"
    Option         "ConnectedMonitor" "DFP-0"
    Option         "CustomEDID" "DFP-0:/lib/firmware/edid/1920x1080_Clevo_W670SR.bin"
    Option         "UseEDID" "True"
    Option         "ModeValidation" "NoVirtualSizeCheck"
    # Option       "ModeDebug" "True"
EndSection

Section "Screen"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    Option         "RenderAccel" "True"
    Option         "NoRenderExtension" "False"
    Option         "AllowGLXWithComposite" "True"
    Option         "AddARGBGLXVisuals" "True"
    Option         "DamageEvents" "True"
    Option         "ConnectToAcpid" "True"
    SubSection     "Display"
        Depth       24
        Modes      "1920x1080"
    EndSubSection
EndSection

Section "Device"
    Identifier     "intel"
    Driver         "modesetting"
    Option         "CustomEDID" "DFP-0:/lib/firmware/edid/1920x1080_Clevo_W670SR.bin"
EndSection

Section "Screen"
    Identifier    "intel"
    Device        "intel"
    SubSection     "Display"
        Depth       24
        Modes      "1920x1080"
    EndSubSection
    Monitor        "Monitor0"
EndSection

Section "Extensions"
    Option         "Composite" "Enable"
EndSection