|which was installed by UnibluE dRIVER uPDATER..|
Don't let any third party software install or update drivers for you, drivers should be installed by a real person and should be obtained from device manufacture website.
Uninstall NVIDIA driver and install this one, this if for Win XP 32bit
Put back 9500GT and uninstall NVIDIA driver from safe mode also do the same with onboard video driver.
You know the real meaning of peace only if you have been through the war.