Acer Altos 12000 Series User Manual page 138

VGA Palette Snoop
This parameter permits you to use the palette snooping feature if you installed
more than one VGA card in the system.
The VGA palette snoop function allows the control palette register (CPR) to
manage and update the VGA RAMDAC (Digital Analog Converter, a color data
storage) of each VGA card installed in the system.
The snooping process lets the CPR send a signal to all the VGA cards so that they
can update their individual RAMDACs.
continuously until all RAMDAC data has been updated. This allows the display
of multiple images on the screen.
The default setting is Disabled.
Graphics Aperture Size
This parameter determines the effective size of the graphics aperture. Graphics
aperture is the address range that the AGP video and the CPU use to manage
graphical objects. The lowest setting is 8 MB and the highest is 256 MB. The
default setting is 64 MB.
Altos 12000 Series User's Guide
Some VGA cards have required settings for
this feature. Check your VGA card manual
before setting this parameter.
The signal goes through the cards