Supermicro X10DRS-2U - Page 79

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X10DRS-2U/3U/4U Motherboard User’s Manual
be completed prior to other transactions that have already been enqueued. The
options are Disable and Enable.
 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 o󰀨ers 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) Conguration
QPI General Conguration
QPI Status
The following information will display:
• Number of CPU
• Number of IIO
• Current QPI Link Speed
• Current QPI Link Frequency
• QPI Global MMIO Low Base/Limit
• QPI Global MMIO High Base/Limit
• QPI PCIe Conguration 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.