Someone

Section "ServerLayout"
	Identifier     "aticonfig Layout"
	Screen      0  "aticonfig-Screen[0]-0" 0 0
EndSection

Section "Files"
EndSection

Section "Module"
	Load	"dri"
EndSection

Section "Monitor"
	Identifier   "Samsung"
	Option	    "VendorName" "ATI Proprietary Driver"
	Option	    "ModelName" "Generic Autodetecting Monitor"
	Option	    "DPMS" "true"
	DisplaySize 640 360
EndSection

Section "Device"
	Identifier  "aticonfig-Device[0]-0"
	Driver      "radeon"
	BusID       "PCI:1:0:0"
EndSection

Section "Screen"
	Identifier "aticonfig-Screen[0]-0"
	Device     "aticonfig-Device[0]-0"
	Monitor    "aticonfig-Monitor[0]-0"
	DefaultDepth     24
	SubSection "Display"
		Viewport   0 0
		Depth     24
		Modes    "1920x1600"
	EndSubSection
EndSection

Section "DRI"
	Mode         0666
EndSection

#Section "Extensions"
#	Option	"Composite"	"true"
#	Option	"Damage"	"true"
#EndSection