Go to your Start Menu.
Go to run.
At "System", you will see your processor name and stats.
At "Display", you will see the name of your video card with its stats.
I suggest you find another firewall then the one included with Service Pack 2. Turn it off and get either
You can simply turn off the Windows Firewall.
I think that your problem is video card related. Perhaps you should consider reinstalling Kotor along with all the latest drivers.