ASROCK EN2C602-4L/D12 User Manual page 76

QPI ( Intel Quickpath Interconnect) Configuration
Isoc
Use this to enable/disable Isoc. It is recommended to select [En
abled].
QPI Link Speed Mode
This allows you to select QPI Link Speed Mode. It is recommend-
ed to select [Auto].
QPI Link Frequency Select
This allows you to select QPI Link Frequency.
Memory Configuration
Memory Mode
Select the mode for memory initialization.
[Independent]:
Independent channel mode.
[Mirroring]:
The memory subsystem writes identical data to two
channels simultaneously. Identical memory modules should be
installed in the two channels closest to the processor.
[Lock Step]:
The two channels closest to the processor are com
bined to form a single channel. Memory modules must be iden
tical in size, speed, and technology in corresponding slots.
[Sparing]:
This mode occurs when on-demand inactive memory is auto
matically activated by the system to temporarily replace failed
memory until a service action can be performed.
DRAM RAPL BWLIMIT
This item sets the limits on the average power consumption and
the bandwidth of a DRAM module.The options are Disabled, 0,
1(Intel recommended value), 8 and 16.
Perform and DFX devices
This item can set the Perfmon and DFX devices hidden or unhid
den.
DRAM RAPL (Running Average Power Limit ) Mode
RAPL (Running Average Power Limit ) provides mechanisms to
enforce power consumption limits on supported processors. The
default is [DRAM RAPL Mode 1].
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