Supero SUPERSERVER 6027AX-72RF, User Manual

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Chapter 7: AMI BIOS
7-13
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
This section displays the following DIMM information.
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. Memory
mirroring creates a duplicate copy of the data stored in the memory to enhance
data security.
Sparing
This item displays if memory sparing is supported by the motherboard. Memory
sparing enhances system performance.

DIMM Information
This section displays the status of the memory modules 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, Lock Step, and Sparing.
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.
Perfmon and DFX Devices
A PerfMon device monitors the activities of a remote system such as disk us-
age, memory consumption, and CPU load which will allow an IT administrator to
maximize the performance of each computer within the network. A DFX device,
usually in the form of a USB adaptor, can be used to enhance audio performance.