Supermicro 6028R-E1CR12T User Manual page 105

 Intel VT for Directed I/O (VT-d)
Intel VT for Directed I/O (VT-d)
®
Select Enable to use Intel Virtualization Technology for Direct I/O VT-d support
by reporting the I/O device assignments to the VMM (Virtual Machine Monitor)
through the DMAR ACPI tables. This feature offers fully-protected I/O resource
sharing across Intel platforms, providing greater reliability, security and avail-
ability in networking and data-sharing. The options are Enable and Disable.
Interrupt Remapping
Select Enable for Interrupt Remapping support to enhance system performance.
The options are Enable and Disable.
QPI (Quick Path Interconnect) Configuration
QPI General Configuration
 QPI Status
The following information will display:
•
Number of CPU
•
Number of II0
•
Current QPI Link Speed
•
Current QPI Link Frequency
•
QPI Global MMIO Low Base/Limit
•
QPI Global MMIO High Base/Limit
•
QPI PCIe Configuration Base/Size
Link Frequency Select
Use this item to select the desired frequency for QPI Link connections. The op-
tions are 6.4GB/s, 8.0GB/s, 9.6GB/s, Auto, and Auto Limited.
Link L0p Enable
Select Enable for Link L0p support to reduce power consumption. The options
are Enable and Disable.
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Chapter 7: BIOS