attempt to get 2560x1440 over MD2DVI adaptor

Section "ServerLayout"
# Removed Option "Xinerama" "0"
    Identifier     "Layout0"
    Screen      0  "Screen0" 0 0
    Screen      1  "Screen1" RightOf "Screen0"
    InputDevice    "Keyboard0" "CoreKeyboard"
    InputDevice    "Mouse0" "CorePointer"
    Option         "Xinerama" "0"
EndSection

Section "Files"
EndSection

Section "InputDevice"

    # generated from default
    Identifier     "Mouse0"
    Driver         "mouse"
    Option         "Protocol" "auto"
    Option         "Device" "/dev/psaux"
    Option         "Emulate3Buttons" "no"
    Option         "ZAxisMapping" "4 5"
EndSection

Section "InputDevice"

    # generated from default
    Identifier     "Keyboard0"
    Driver         "kbd"
EndSection

Section "Monitor"
    Identifier     "Monitor1"
    VendorName     "Unknown"
    ModelName      "DFP-3"
    HorizSync       89.40
    VertRefresh     60.00
    #HorizSync       43.95
    #VertRefresh     30.00
    ModeLine       "2560x1440_60" 311.83 2560 2744 3024 3488 1440 1441 1444 1490 -hsync +vsync
    #ModeLine       "2560x1440_30" 146.27 2560 2680 2944 3328 1440 1441 1444 1465 -hsync +vsync
    Option         "DPMS"
EndSection

Section "Monitor"
    # HorizSync source: edid, VertRefresh source: edid
    Identifier     "Monitor0"
    VendorName     "Unknown"
    ModelName      "Chi Mei Optoelectronics corp."
    HorizSync       44.4 - 67.1
    VertRefresh     40.0 - 60.0
    Option         "DPMS"
EndSection

Section "Device"
    Identifier     "Device1"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce GTX 660M"
    BusID          "PCI:1:0:0"
    Screen          1
EndSection

Section "Device"
    Identifier     "Device0"
    Driver         "nvidia"
    VendorName     "NVIDIA Corporation"
    BoardName      "GeForce GTX 660M"
    BusID          "PCI:1:0:0"
    Screen          0
EndSection

Section "Screen"
    Option         "Stereo" "0"
    #Option    "NoLogo" "False"
    #Option        "UseEDID" "False"
    #Option        "UseEDIDDPI" "False"
    #Option    "UseEDIDFreqs" "False"
    Option         "metamodes"      "2560x1440_60"
    Identifier     "Screen1"
    Device         "Device1"
    Monitor        "Monitor1"
    DefaultDepth    24
    Option         "ExactModeTimingsDVI" "True"
    #Option         "metamodes" "DFP-3: 2560x1440_60 +0+0"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

Section "Screen"
# Removed Option "metamodes" "DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: 1920x1080 +0+0; DFP-0: 1920x1080_60 +0+0; DFP-0: 1920x1080_40 +0+0; DFP-0: nvidia-auto-select @1920x1024 +0+0; DFP-0: nvidia-auto-select @1920x720 +0+0; DFP-0: nvidia-auto-select @1920x768 +0+0; DFP-0: nvidia-auto-select @1920x600 +0+0; DFP-0: nvidia-auto-select @1920x480 +0+0"
    Identifier     "Screen0"
    Device         "Device0"
    Monitor        "Monitor0"
    DefaultDepth    24
    Option         "Stereo" "0"
    #Option         "nvidiaXineramaInfoOrder" "DFP-0"
    Option         "metamodes" "DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: 1920x1080 +0+0; DFP-0: 1920x1080_60 +0+0; DFP-0: 1920x1080_40 +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0; DFP-0: nvidia-auto-select +0+0"
    SubSection     "Display"
        Depth       24
    EndSubSection
EndSection

#Section "Extensions"
#    Option         "Composite" "Disable"
#EndSection