User Manual
ASUS X99-E WS/USB 3.1
3-39
Chapter 3
Intel VT for Directed I/O (VT-d) [Disabled]
This item allows you to enable/disable the Intel Virtualization Technology for Directed
I/O (VT-d) by reporting the I/O device assigment to VMM through DMAR ACPI Tables.
Conguration options: [Enabled] [Disabled]
The following items appear only when you set the Intel VT for Directed I/O (VT-d) to
[Enabled].
Interrupt Remapping [Enabled]
This item allows you to enable/disable the VT-D Interrupt Remapping
Support.
Conguration options: [Enabled] [Disabled]
Coherency Support (Non-Isoch) [Enabled]
This item allows you to enable/disable the Non-Isoch VT_D Engine
Coherency Support.
Conguration options: [Enabled] [Disabled]
Coherency Support (Isoch) [Enabled]
This item allows you to enable/disable the Isoch VT_D Engine Coherency
Support.
Conguration options: [Enabled] [Disabled]