[Bane]

1. Reboot your computer
2. It will say "Press delete to enter setup" at the bottom of the screen - so press delete
3. A blue screen will appear - this is your BIOS
4. Using the arrow keys highlight "Advanced chipset features" and press Enter
5. Scroll down with the arrow keys until you find AGP Aperture
6. Change the setting to 256
7. Go back to the main screen using the key it says to use at the bottom of the screen
8. Highlight and select "Save and Exit"

The PC will reboot again and the settings will take effect.