Supermicro X11DSC+, Руководство пользователя

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Chapter 4: BIOS
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2X Refresh Options
Use this item to select the 2X refresh mode. The options are Auto and Enable.
Page Policy
This feature allows the user to determine the desired page mode for IMC. When Auto is
selected, the memory controller will close or open pages based on the current operation.
Closed policy closes that page after reading or writing. Adaptive is similar to open page
policy, but can be dynamically modified. The options are
Auto
, Closed, and Adaptive..
IMC Interleaving
This feature allows the user to configure Integrated Memory Controller (IMC) Interleaving
settings. The options are
Auto , 1-way Interleave, and 2-way Interleave.
 Memory Topology
The item displays the information of onboard memory modules as detected by the
BIOS.

Memory RAS (Reliability_Availability_Serviceability) Configuration
Memory RAS Configuration Setup
Use this submenu to configure the following Memory RAS settings.
Static Virtual Lockstep Mode
Select Enable to support the static virtual lockstep mode. The options are Disable
and Enable.
Mirror Mode
Use this item to select the mirror mode. The options are Disable , Mirror Mode 1LM,
and Mirror Mode 2LM. If this item is set to Mirror Mode 1LM or Mirror Mode 2LM, the
available memory capacity will be reduced by 50 percent.
UEFI ARM Mirror
Select Enable to support the UEFI-based address range mirroring with setup option.
The options are Disable and Enable.
Memory Rank Sparing
Select Enable to enable memory-sparing support for memory ranks to improve memory
performance. The options are
Disable and Enable.