Hi-Fi Z77X UEFI BIOS Manual
System Agent (SA) Configuration
VT-d
This item enables/disables VT-d function on MCH.
Options:
Disabled (Default) / Enabled
Graphics Configuration
Primary Display
This item selects which of IGFX/PEG/PCI Graphics device should be
Primary Display or select SG for Switchable Gfx.
Options:
Auto (Default) / IGFX / PEG / PCI
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