Dual Monitor Config with NVidia and Ubuntu

To get dual monitors working under Ubuntu with NVidia drivers make the following changes to your xorg.conf file

Under the heading of "Screen" add the following:
Option "TwinView"
Option "1280X1024 280X1024"

Save this and restart X.

You will not have 2 monitors.

http://www.ubuntugeek.com/dual-monitors-with-nvidia.html

Sample xorg.conf after change:

Section "Screen"
Identifier "Default Screen"
Monitor "Configured Monitor"
Device "Configured Video Device"
DefaultDepth 24
Option "TwinView"
Option "1280X1024 1280X1024"
EndSection