Monitor refresh rate

[Sergey Volkov]

Подскажите как можно изменить частоту монитора, у меня
в настройках экрана выбор только 75гц, я хотел бы уменьшить до 60
наверное, а то картинка местами некачественная.
Монитор ЖК самсунг 720N видео строенная intel.

Некоторые секции из xorg.conf:

Section "Device"
    Identifier    "Intel Corporation 82865G Integrated Graphics Controller"
    Driver        "i810"
    BusID        "PCI:0:2:0"
    Option  "XAANoOffscreenPixmaps" "true"
EndSection

Section "Monitor"
    Identifier    "SyncMaster"
    Option        "DPMS"
EndSection

Section "Screen"
    Identifier    "Default Screen"
    Device        "Intel Corporation 82865G Integrated Graphics Controller"
    Monitor        "SyncMaster"
    DefaultDepth    24
    SubSection "Display"
        Depth        1
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
    SubSection "Display"
        Depth        4
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
    SubSection "Display"
        Depth        8
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
    SubSection "Display"
        Depth        15
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
    SubSection "Display"
        Depth        16
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
    SubSection "Display"
        Depth        24
        Modes        "1280x1024" "1152x864" "1024x768" "832x624" 
"800x600" "720x400" "640x480"
    EndSubSection
EndSection