Supermicro SuperServer 6048R-TXR, User Manual

Page: 97 / 132

Chapter 7: BIOS
7-13
Link Frequency Select
Use this feature to select the desired QPI link frequency. The options are 6.4
GT/s, 8.0 GT/s, 9.6 GT/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 .
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.
Memory Frequency
Use this feature to set the maximum memory frequency for onboard memory
modules. The options are
Auto , 1333, 1400, 1600, 1800, 1867, 2000, 2133,
2200, and 2400.
Data Scrambling
Select Enabled to enable data scrambling to enhance system performance and
data integrity. The options are
Auto , Disabled and Enabled.