Mine

Section "Monitor"
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "AUO"
#    HorizSync       30.0 - 100.0
#    VertRefresh     55.0 - 110.0
#    DisplaySize	344 193
#    Mode	"1366x768"
#	DotClock	69.5MHz
#	HTimings	1366 1414 1446 1437
#	VTimings	768 771 775 806
#    EndMode
# Modeline "1366x768"   69.50  1366 1414 1446 1437  768 771 775 806
 Modeline "1366x768"   69.50  1366 1414 1446 1473  768 771 775 806 -hsync -vsync
# Modeline "1366x768q"   72.00  1366 1414 1446 1494  768 771 777 803 -hsync -vsync
#    Option "DPMS" "True"
EndSection

#Section "Device"
#    Identifier     "Configured Video Device"
#    Driver         "nvidia"
#EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce G 105M"
    Option "NvAGP" "0"
#    Option "UseInt10Module" "True"
#    Option "UseEDID" "False"
    Option "ExactModeTimingsDVI" "True"
    Option "ModeValidation" "NoHorizSyncCheck,NoDFPNativeResolutionCheck,NoExtendedGpuCapabilitiesCheck,NoWidthAlignmentCheck,NoVertRefreshCheck"
EndSection