Can you attach your /etc/X11/xorg.conf and the output of lspci -vvnn? Also, I'd like to see your /var/log/Xorg.0.log file from booting each -12ubuntu8.3 and -12ubuntu8 to see if there are any differences.
Subscribing keescook in case he has insights.
Can you attach your /etc/X11/xorg.conf and the output of lspci -vvnn? Also, I'd like to see your /var/log/Xorg.0.log file from booting each -12ubuntu8.3 and -12ubuntu8 to see if there are any differences.
Subscribing keescook in case he has insights.