ASRock P67 Extreme4 Gen3 manual North Bridge Configuration, Low Mmio Align, VT-d

3.4.2 North Bridge Configuration

Low MMIO Align

Low MMIO resources align at 64MB/1024MB. The default value is [64MB].

VT-d

Use this to enable or disable Intel® VT-d technology (Intel® Virtualization Technology for Directed I/O). The default value of this feature is [Disabled].

Primary Graphics Adapter

This allows you to select [PCI] or [PCI Express] as the boot graphic adapter priority. The default value is [PCI Express].

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