Section "Device" Identifier "Configured Video Device" Driver "radeon" Option "AccelMethod" "XXA" Option "DRI" EndSection Section "DRI" Mode 0666 EndSection Section "Screen" Identifier "Default Screen" Device "Configured Video Device" Monitor "Generic Monitor" DefaultDepth 24 Subsection "Display" Modes "1680x1050" Virtual 3360 1050 EndSubsection EndSection