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4.4.2 North Bridge Conguration
IOMMU
This allows you to enable or disable IOMMU support.
Primary Graphics Adapter
This item will switch the PCI Bus scanning order while searching for video
card. It allows you to select the type of Primary VGA in case of multiple
video controllers. The default value of this feature is [PCI Express]. Con-
guration options: [Onboard], [PCI] and [PCI Express].
Onboard Graphics
Select Enable/Disable/Auto for the onboard graphics.
Share Memory
This allows you to set the share memory feature. The default value is [Auto].
Conguration options: [Auto], [32MB], [64MB], [128MB], [256MB] [512MB],
[1GB] and [2GB].
Onboard HDMI HD Audio
This allows you to enable or disable the “Onboard HDMI HD Audio” fea-
ture.
DVI Function
Use this to select DVI function when you install the DVI to HDMI adapter
to DVI port. Conguration options: [as Dual Link DVI] and [as HDMI]. If you
select [as Dual Link DVI], you can use Dual Link DVI monitor without au-
dio function. If you select [as HDMI], you can use HDMI monitor with audio
function. The default value is [as Dual Link DVI].