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BIOS Setup
Memory Topology Interface Instruction Table
Parameters
Function description
CHA_1-1867MT/S Samsung
DRx4 16GB RDIMM
Memory location information, frequency,
manufacturer, Rank amount, capacity, etc.
3.2.3.4.2 Memory RAS Configuration
Memory RAS Configuration interface is used to set the options related with memory
RAS features.
Memory RAS Configuration Interface Instruction Table
Interface Parameters
Function Description
Default
Memory Mode
Memory mode settings, option parameters:
Independent
Mirroring
LockStep
Independent mode: memory mutually independent
Mirroring mode: Channel-Channel standby, the total
memory capacity reduces by half.
LockStep mode: multiple memory channels
synchronize precisely, and process the same
instructions at the same time; the total memory
capacity keeps unchanged.
Independent
Lockstep X4 DIMMs
X4 DIMMs Lockstep on/off settings, option
parameters:
Disabled
Enabled
Enabled
Memory Rank
Sparing
Memory Rank sparing on/off settings, option
parameters:
Disabled
Enabled
If set to Enabled, 1 Rank of memory channels will
be used for sparing, and memory channels capacity
will reduce by 1 Rank.
Disabled