Рабочий конфиг в 4.1
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Section "ServerLayout"
	Identifier     "Minimal layout"
	Screen         "Screen0" 0 0
	InputDevice    "/dev/ttyS0" "CorePointer"
EndSection

Section "Module"
	Load  "freetype"
	Load  "glx"
	Load  "dri"
	Load  "dbe"
	SubSection "extmod"
		Option	    "omit xfree86-dga"
	EndSubSection
EndSection

Section "Monitor"
	Identifier   "Acer AL1916W|0"
	HorizSync    30.0 - 82.0
	VertRefresh  56.0 - 76.0
EndSection

Section "Device"
	Identifier  "Card0|0"
	Driver      "nvidia"
EndSection

Section "Screen"
	Identifier "Screen0"
	Device     "Card0|0"
	Monitor    "Acer AL1916W|0"
	DefaultDepth     24
	SubSection "Display"
		Depth     8
		Modes    "1440x900" "1280x1024" "1280x960" "1280x854" "1280x800" "1280x768" "1280x720" "1152x870" "1152x864" "1120x840" "1024x768" "1024x736" "1024x600" "960x720" "848x480" "832x624" "800x600" "720x576" "640x480"
	EndSubSection
	SubSection "Display"
		Depth     15
		Modes    "1440x900" "1280x1024" "1280x960" "1280x854" "1280x800" "1280x768" "1280x720" "1152x870" "1152x864" "1120x840" "1024x768" "1024x736" "1024x600" "960x720" "848x480" "832x624" "800x600" "720x576" "640x480"
	EndSubSection
	SubSection "Display"
		Depth     16
		Modes    "1440x900" "1280x1024" "1280x960" "1280x854" "1280x800" "1280x768" "1280x720" "1152x870" "1152x864" "1120x840" "1024x768" "1024x736" "1024x600" "960x720" "848x480" "832x624" "800x600" "720x576" "640x480"
	EndSubSection
	SubSection "Display"
		Depth     24
		Modes    "1440x900" "1280x1024" "1280x960" "1280x854" "1280x800" "1280x768" "1280x720" "1152x870" "1152x864" "1120x840" "1024x768" "1024x736" "1024x600" "960x720" "848x480" "832x624" "800x600" "720x576" "640x480"
	EndSubSection
	SubSection "Display"
		Depth     32
		Modes    "1440x900" "1280x1024" "1280x960" "1280x854" "1280x800" "1280x768" "1280x720" "1152x870" "1152x864" "1120x840" "1024x768" "1024x736" "1024x600" "960x720" "848x480" "832x624" "800x600" "720x576" "640x480"
	EndSubSection
EndSection

Section "DRI"
	Group        "xgrp"
	Mode         0660
EndSection

Последний конфиг в 5.0
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Section "ServerLayout"
	Identifier     "Minimal layout"
	Screen         "Screen0" 0 0
EndSection

Section "Module"
	SubSection "extmod"
		Option	    "omit xfree86-dga"
	EndSubSection
EndSection

Section "Monitor"
        Identifier   "Acer AL1916W|0"
	HorizSync    30.0 - 82.0
	VertRefresh  56.0 - 76.0
	Modeline "1440x900_50" 87.41 1440 1512 1664 1888 900 901 904 926 -HSync -VSync
EndSection

Section "Device"
    	Identifier  "Card0|0"
	Driver      "nvidia"
	Option "IgnoreEDID" "true"
	Option "NoDDC"
EndSection

Section "Screen"
      	Identifier "Screen0"
	Device     "Card0|0"
	Monitor    "Acer AL1916W|0"
	DefaultDepth     24
	SubSection "Display"
		Modes    "1440x900" "1280x1024"
	EndSubSection
EndSection