MSI K7N420 Pro User Manual page 56

Chapter 3
AGP Aperture Size (MB)
This setting controls just how much system RAM can be allocated to AGP for
video purposes. The aperture is a portion of the PCI memory address range
dedicated to graphics memory address space. Ho st cycles that hit the aper-
ture range are forwarded to the AGP without any translation. The option
allows the selection of an aperture size of 4MB, 8MB, 16MB, 32MB, 64MB,
128MB, and 256MB.
Monochrome Access
This allo ws you to control when MDA (Monochrome Display Adapter) ac-
cesses are sent to the AGP device or to PCI bus. Available options are [AGP]
and [PCI].
AGP Bus Driving Control
This filed is used to adjust the AGP driving force. Selecting [Manual] allows
you to select an AGP driving force in AGP Bus Driving Value. It is strongly
suggested to sel ect [Auto] to avoid causing an y system error.
AGP Bus Driving Value
This item specifies an AGP bus driving value. Available options are [Weakest],
[Medium], and [Stro ngest].
Frame Buffer Size
Frame Buffer is the video memory that stores data for video display (frame).
Larger frame buffer size increases video performance. Available options are
[8M], [16M], and [32M].
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