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BIOS Setup
MB991AF
User’s Manual
67
4
BIOS Setting
Description
Internal Graphics
Keep IGFX enabled based on the setup options.
Options: Auto / Disabled / Enabled
GTT Size
Sets the GTT size as 2 MB, 4 MB, or 8 MB.
Aperture Size
Sets the aperture size as 128 MB / 256 MB / 512
MB / 1024 MB / 2048 MB.
Note: Above 4 GB MMIO BIOS assignment is
automatically enabled when selecting 2048 MB
aperture. To use this feature, disable CSM
support.
DVMT Pre-Allocated
Sets DVMT 5.0 pre-allocated (fixed) graphics
memory size used by the internal graphics devce.
Options: 0M / 32M / 64M / 4M / 8M / 12M / 16M /
20M / 24M / 28M / 32M/F7 / 36M / 40M / 44M /
48M / 52M / 56M / 60M
DVMT Total Gfx Mem
Selects DVMT 5.0 total graphic memory size
used by the internal graphcis device.
Options: 256M / 128M / MAX