xorg

xrandr

xrandr -q

Forcer une résolution:

1- Calculer le modeline:

cvt 1360 768
# 1360x768 59.80 Hz (CVT) hsync: 47.72 kHz; pclk: 84.75 MHz
Modeline "1360x768_60.00"   84.75  1360 1432 1568 1776  768 771 781 798 -hsync +vsync

2- Créer/ajouter le mode

xrandr --newmode "1360x768"   84.75  1360 1432 1568 1776  768 771 781 798 -hsync +vsync
xrandr --addmode VGA1 1360x768

3- Rendre effectif

xrandr --output VGA1 --mode 1360x768

Référence: https://wiki.ubuntu.com/X/Config/Resolution

/etc/X11/xorg.conf

Section "Monitor"
    Identifier      "VGA1"
    Modeline        "1360x768"   84.75  1360 1432 1568 1776  768 771 781 798 -hsync +vsync
    Option          "PreferredMode" "1360x768"
EndSection
Section "Device"
    Identifier      "Intel Onboard"
    Driver          "intel"
    Option          "VGA1"
EndSection
Section "Screen"
    Identifier      "BigTV"
    Device          "Intel Onboard"
    DefaultDepth    24
    SubSection "Display"
        Depth        24
        Modes   "1360x768" "1024x768" "640x480"
    EndSubSection
EndSection
Section "ServerLayout"
        Identifier      "Default Layout"
        Screen          "BigTV"
EndSection