[NickM]

Сравнил два лога и вывел разницу


Using config file: "/etc/X11/xorg.conf" - не стратует X

Скрытый текст

X Window System Version 7.1.1
(= Log file: "/var/log/Xorg.0.log", Time: Fri Apr 1 21:24:45 2016
(= Using config file: "/etc/X11/xorg.conf"
(++) Apr 01 21:24:47 NVIDIA(0): DPI set to (100, 100); computed from -dpi X commandline option
FreeFontPath: FPE "/usr/share/fonts/X11/misc" refcount is 2, should be 1; fixing.

Using config file: "/root/xorg.conf.new" - стартует X

Скрытый текст

X Window System Version 7.1.1
(= Log file: "/var/log/Xorg.0.log", Time: Fri Apr 1 21:26:56 2016
(++) Using config file: "/root/xorg.conf.new"
(WW) The directory "/usr/X11R6/lib/X11/fonts/Type1" does not exist.
(--) Apr 01 21:26:58 NVIDIA(0): DPI set to (98, 96); computed from "UseEdidDpi" X config
(--) Apr 01 21:26:58 NVIDIA(0): option

теперь думаю, что следует за DPI поискать