Supermicro SuperStorageSystem SSG-2028R-DN2R24L User Manual page 60

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SUPERSTORAGESYSTEM SSG-2028R-DN2R24L User's Manual
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.
Link L1 Enable
Select Enable for Link L1 support to reduce power consumption. 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 for Home-Direct Snoop with IVT-Style_OSB support to enhance
system performance. The options are Enable, Disable, and Auto.
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Isoc Mode
Select Enable for Isochronous support to meet QoS (Quality of Service) require-
ments. This feature is especially important for Intel's Virtualization Technology.
The options are Enable and Disable.
Memory Configuration
This submenu allows the user to configure Integrated Memory Controller (IMC)
settings.
Enforce POR
Select Enabled 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.
DRAM RAPL (Running Average Power Limit) Baseline
Use this feature to set the run-time power-limit baseline for DRAM modules. The
options are Disable, DRAM RAPL Mode 0, and DRAM RAPL Mode 1.
Set Throttling Mode
Throttling improves CPU reliability and reduces power consumption via automat-
ic-voltage control during CPU idle states. The options are Disabled and CLTT
(Closed Loop Thermal Throttling).
A7 Mode
Select Enable to support A7 (Addressing) mode to improve memory performance.
The options are Enable and Disable.
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Chapter 7: AMI BIOS

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