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Chapter 6: BIOS
Isoc Mode
Select Enable for Isochronous support to meet QoS (Quality of Service) requirements. 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 item to set the maximum memory frequency for onboard memory modules. The
options are Auto, 1333, 1400, 1600, 1800, 1867, 2000, 2133, 2200, 2400, 2600, 2667,
2800, 2933, 3000, 3200, and Reserved.
Data Scrambling
Select Enabled to enable data scrambling to enhance system performance and data
integrity. The options are Auto, Disabled and Enabled.
Enable ADR
Select Enabled for ADR (Automatic Diagnostic Repository) support to enhance memory
performance. The options are Enabled and Disabled.
Erase-Arm NVDIMMs (Non-Volatile DIMMs)
Non-volatile memory modules use flash memory to save data by erasing the old data first
before. When this item is set to Enabled, BIOS will erase the flash memory of NVDIMMs
and make NVDIMMs ready to save data. The options are Enabled and Disabled.
Restore NVDIMMs (Non-Volatile DIMMs)
Select Enabled for the NVDIMM modules to be automatically restored. The options are
Enabled and Disabled.
Interleave NVDIMMs (Non-Volatile DIMMs)
Select Enabled for interleaving mode support for the onboard NVDIMM modules. The
options are Disabled and Enabled.
ACPI Shutdown Trigger ADR
If this feature is set to Enabled, the AMI BIOS will issue a command to the Baseboard
controller (BMC), which will allow the BMC to override the 4-second gracefully shutdown
default setting and to trigger the ADR (Automatic Diagnostic Repository) command. The
options are Disabled and Enabled.
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