Memory Configuration - Supermicro X10DRT-B+ User Manual

Chapter 4: AMI BIOS
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QPI PCI-E Configuration Base / Size
Link Frequency Select
Use this feature to select the desired QPI link frequency. The options are 6.4
GB/s, 8.0 GB/s, 9.6 GB/s, Auto, and Auto Limited.
Link L0p Enable
Select Enable for the QPI to enter the L0p state for power saving. The options
are Disable and Enable.
Link L1 Enable
Select Enable for the QPI to enter the L1 state for power saving. The options
are Disable and Enable.
COD Enable (Available when the OS and the CPU support this feature)
Select Enable for Cluster-On-Die support to enhance system performance in
cloud computing. The options are Enable and Disable.
Early Snoop (Available when the OS and the CPU support this feature)
Select Enable for Early Snoop support to enhance system performance. The
options are Enable Disable, and Auto.
Home Dir Snoop with IVT-Style OSB (Available when the OS and the
CPU support this feature)
Select Enable to use the Home Directory snoop mode for Opportunistic Snoop
Broadcast (OSB) support for Ivy Bridge-basd systems to boost system perfor-
mance. The options are Enable Disable, and Auto.
Isoc Mode
Select Enable to enable Isochronous support to meet QoS (Quality of Service)
requirements. This feature is especially important for Virtualization Technology.
The options are Enable and Disable.
Memory Configuration
Integrated Memory Controller (IMC)
Enforce POR
Select Enable to enforce POR restrictions on DDR4 frequency and voltage
programming. The options are Enabled and Disabled.
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