Supermicro X10SRM-F, User Manual

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X10SRM-F/-TF User's Manual
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
Intel
®
VT for Directed I/O (VT-d)
Intel® VT for Directed I/O (VT-d)
Select Enable to use Intel
®
Virtualization Technology support 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 availability 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 Configuration

QPI General Configuration
COD Enable (Available when the OS and the CPU support this feature)
Select Enabled for Cluster-On-Die support to enhance system performance in cloud
computing. The options are
Disable and Enable.
Early Snoop
Select Enabled for Early Snoop support to enhance system performance. The options
are Disable, Enable, and
Auto.
Home Dir Snoop with IVT-Style OSB
Use this feature to enable the memory snoop directory to improve latency for memory
access. This feature improves memory and cache latency. The options are Disable, En-
able, and
Auto.
Isoc Mode
Use this feature to enable or disable the isochronous mode to reduce or increase the
credits availabe for memory traffic. The options are Disable and Enable.

Memory Configuration
Enforce POR
Select Enable to enforce POR restrictions on DDR4 frequency and voltage programming.
The options are
Enabled and Disabled.