Refresh в Slackware

Это менять можно в Центре управления - Display, там пошарь там настройка монитора , видеокарты

/etc/X11/XF86Config:

Section "Monitor"
VertRefresh 100
EndSection

# Screen sections
# **********************************************************************

# Any number of screen sections may be present.  Each describes
# the configuration of a single screen.  A single specific screen section
# may be specified from the X server command line with the "-screen"
# option.
Section "Screen"
    Identifier  "Screen0"
    Device      "ATI Graphics Adapter"
    Monitor     "Monitor0"
    DefaultDepth 24
    #Option "backingstore"

    Subsection "Display"
        Depth       24
        Modes       "1280x1024@100" - ВОТ ЗДЕСЬ МОЖНО ВЫСТАВИТЬ
        ViewPort    0 0  # initial origin if mode is smaller than desktop
        Virtual     1280 1024
    EndSubsection
EndSection