ATI Radeon AGP 9200SE su Samsung SyncMaster 957p 19"
S3 Virge PCI DX su IBM P76 17"

codice:
#XF86Config-4 dual monitor beta 0.1 

Section "dri"
    Mode 0666
EndSection

Section "Module"
    Load "dbe"
    Load "type1"
    Load "freetype"
    Load "glx"
    Load "dri"
    Subsection "extmod"
    EndSubsection
EndSection

Section "Files"
    RgbPath "/usr/X11R6/lib/X11/rgb"
    FontPath "/usr/X11R6/lib/X11/fonts/misc/"
    FontPath "/usr/X11R6/lib/X11/fonts/75dpi/:unscaled"
    FontPath "/usr/X11R6/lib/X11/fonts/Type1/"
    FontPath "/usr/X11R6/lib/X11/fonts/Speedo/"
    FontPath "/usr/X11R6/lib/X11/fonts/75dpi/"
EndSection

Section "ServerFlags"
EndSection

Section "InputDevice"
    Identifier "Keyboard1"
    Driver "Keyboard"
    Option "XkbModel" "pc104"
    Option "XkbLayout" "it"
    Option "AutoRepeat" "500 30"
    Option "XkbRules" "xfree86"
EndSection

Section "InputDevice"
	Identifier "Mouse1"
	Driver "mouse"
	Option "CorePointer"
	Option "SendCoreEvents"	"true"
	Option "Device"		"/dev/input/mice"
	Option "Protocol"	"ImPS/2"
	Option "ZAxisMapping"	"4 5"
EndSection

#
# Sostituire i range coi valori appropriati per il proprio monitor
#

Section "Monitor"
    Identifier "monitor1"
    HorizSync 30-96
    VertRefresh 50-160
EndSection

#
# Configurazione secondo monitor
#

Section "Monitor"
	Identifier "monitor2"
	HorizSync 30-94
	VertRefresh 48-120
EndSection

#
# Configurazione scheda video principale su AGP
#

Section "Device"
    Identifier "device1"
    VendorName "ATI"
    BoardName "ATI Radeon (fglrx)"
    Driver "fglrx"
    Screen 0
    BusID "PCI:1:0:0"
    Option "DPMS"
    Option "FSAAMSPosY1" "0.000000"
    Option "StereoSyncEnable" "1"
    Option "FSAAMSPosX5" "0.000000"
    Option "FSAAMSPosY4" "0.000000"
    Option "FSAAMSPosX2" "0.000000"
    Option "FSAAMSPosX4" "0.000000"
    Option "FSAAMSPosY0" "0.000000"
    Option "FSAADisableGamma" "no"
    Option "VideoOverlay" "on"
    Option "ForceGenericCPU" "no"
    Option "GammaCorrectionII" "0x00000000"
    Option "VRefresh2" "unspecified"
    Option "FSAAMSPosY5" "0.000000"
    Option "CenterMode" "off"
    Option "IgnoreEDID" "off"
    Option "OpenGLOverlay" "off"
    Option "FSAACustomizeMSPos" "no"
    Option "FSAAScale" "1"
    Option "DesktopSetup" "0x00000000"
    Option "HSync2" "unspecified"
    Option "TVHStartAdj" "0"
    Option "FSAAMSPosX0" "0.000000"
    Option "no_dri" "no"
    Option "GammaCorrectionI" "0x00000000"
    Option "FSAAMSPosX1" "0.000000"
    Option "UseInternalAGPGART" "no"
    Option "BlockSignalsOnLock" "on"
    Option "MonitorLayout" "AUTO, AUTO"
    Option "UseFastTLS" "0"
    Option "no_accel" "no"
    Option "FSAAMSPosY3" "0.000000"
    Option "Capabilities" "0x00000000"
    Option "TVStandard" "NTSC-M"
    Option "TVVPosAdj" "0"
    Option "TVColorAdj" "0"
    Option "FSAAMSPosY2" "0.000000"
    Option "NoTV" "yes"
    Option "TVHSizeAdj" "0"
    Option "TVHPosAdj" "0"
    Option "ScreenOverlap" "0"
    Option "Stereo" "off"
    Option "FSAAMSPosX3" "0.000000"
    Option "TVVSizeAdj" "0"
EndSection

#
# Configurazione scheda video secondaria su PCI
#

Section "Device"
    Identifier "device2"
    VendorName "S3 Inc."
    BoardName "S3 ViRGE (generic)"
    Driver "s3virge"
    Screen 0
#
# Per le dual head dovrebbe bastare sostituire la riga sotto con
# BusID "PCI:1:0:1" e sostituire gli altri parametri con quelli della
# prima scheda video
#

    BusID "PCI:2:12:0"
    Option "DPMS"
EndSection

#
# Risoluzione primo monitor
#

Section "Screen"
    Identifier "screen1"
    Device "device1"
    Monitor "monitor1"
    DefaultColorDepth 24
    
    Subsection "Display"
        Depth 24
        Modes "1280x1024"
	Viewport 0 0
    EndSubsection
EndSection

#
# Risoluzione secondo monitor
#

Section "Screen"
    Identifier "screen2"
    Device "device2"
    Monitor "monitor2"
    DefaultColorDepth 24
    
    Subsection "Display"
        Depth 24
        Modes "1024x768"
    EndSubsection
EndSection

Section "ServerLayout"
    Identifier "Server Layout"
    InputDevice "Mouse1"
    InputDevice "Keyboard1" "CoreKeyboard"
    Screen "screen1"
    Screen "screen2" RightOf "screen1" # Decide la posizione del secondo monitor
#
# Commentare la riga sottostante per ottenere due desktop indipendenti,
# ognuno col suo pannello
#
    Option "Xinerama"
EndSection