Dimm Configuration - Supermicro X9DA7 User Manual

X9DA7/X9DAE Motherboard User's Manual
QPI (Quick Path Interconnect) Link Speed Mode
Use this feature to select data transfer speed for QPI Link connections. The
options are Fast and Slow.
QPI Link Frequency Select
Use this feature to select the desired QPI frequency. The options are Auto, 6.4
GT/s, 7.2 GT/s, and 8.0 GT/s.
DIMM Configuration
Current Memory Mode
This item displays the current memory mode.
Current Memory Speed
This item displays the current memory speed.
Mirroring
This item displays if memory mirroring is supported by the motherboard.
Sparing
This item displays if memory sparing can be supported by the motherboard.
 DIMM Information
The status of the memory modules will be displayed as detected by the BIOS.
Memory Mode
When Independent is selected, all DIMMs are available to the operating system.
When Mirroring is selected, the motherboard maintains two identical copies of all
data in memory for data backup. When Lockstep is selected, the motherboard
uses two areas of memory to run the same set of operations in parallel. The
options are Independent, Mirroring, Lockstep and Sparing.
Spare Err Threshold (Available if Sparing is selected for Memory Mode)
This item allows the user to determing the amount of correctable ECC errors
that can accumulate before an event log is recorded. The default setting is 15.
DRAM RAPL BWLIMIT
This item sets the limits on the average power consumption and the bandwidth
of a DRAM module in operation so that the OS can manage power consumption
and energy budget of hardware more effectively within a certain window of time.
The options are 0, 1, 8, and 16
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