3. Chipset Menu | 25
BIOS USER GUIDE
Primary Display
This item selects which of IGFX/ PEG/ PCI Graphics device should be Primary Display or select SG
for Switchable Gfx.
This item select the GTT Size.
This item selects Aperature Size.
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Note : Above 4GB MMIO BIOS assignment is automacally enabled when selecng 2048MB aperture.
To use this feature, please disable CSM Support.
DVMT Pre-Allocated
This item selects DVMT 5.0 Pre-Allocated (Fixed) Graphics Memory size used by the Internal
Graphics Device.
DVMT Total Gfx Mem
This item selects DVMT5.0 Total Graphic Memory size used by the Internal Graphics Device.
PAVP Enable
This item enables or disables PAVP.
Max TOLUD
Maximum Value of TOLUD. Dynamic assignment would adjust TOLUD automacally based on
largest MMIO length of installed graphic controller.
VT-d
This item enables or disables VT-d capability.
This item enables or disables above 4GB Memory Mapped IO BIOS assignment. This is enabled
automacally when Aperture Size is set to 2048MB.
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