Ubuntu
nvidia-graphics-drivers-470 package

  1. Bug #1716857
  2. Comment #2

Comment 2 for bug 1716857

Revision history for this message
Tim Richardson (tim-richardson) wrote : Re: gdm3, hybrid nvidia with modeset=1, no external monitors detected

Celebratory fireworks from me.

It seems to work. For ubuntu the only difference is

[Service]
ExecStartPre=/usr/share/gdm/generate-config

becomes

[Service]
ExecStartPre=/usr/bin/xinit /usr/share/gdm/generate-config

I have a proper ubuntu gnome session running with gdm, an external monitor and laptop panel, with prime sync on and no flickering, running 'ubuntu on xorg'

*** FOR THE FIRST TIME EVER ***

on my thinkpad W520 which is old but is a genuine Optimus laptop with Quadro graphics on the nvidia 387.34 binary driver
in Optimus mode.