I think /var/log/Xorg.o.log and the output of lspci -vvnn would be a good start. Also, I think using nvidia-settings creates an /etc/X11/xorg.conf file; if you have that, it would be interesting to have to.
I think /var/log/Xorg.o.log and the output of lspci -vvnn would be a good start. Also, I think using nvidia-settings creates an /etc/X11/xorg.conf file; if you have that, it would be interesting to have to.