Supermicro X12STL-F - Page 69

Chapter 4: BIOS
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CPU - Power Management Control
Boot Performance Mode
This feature allows you to select the performance state that the BIOS will set before the
operating system hando󰀨. The options are Power Saving, Max Non-Turbo Performance
and Turbo Performance.
Intel
®
SpeedStep™
Intel SpeedStep Technology allows the system to automatically adjust processor voltage
and core frequency to reduce power consumption and heat dissipation. The options are
Disabled and Enabled.
Intel
®
Speed Shift Technology
Use this feature to enable or disable Intel Speed Shift Technology support. When this feature
is enabled, the Collaborative Processor Performance Control (CPPC) version 2 interface
will be available to control CPU P-States. The options are Disabled, Native Mode, and
Out of Band Mode.
Per Core P State OS control mode
Use this feature to enable or disable Per Core P State OS control mode. The options are
Disabled and Enabled.
HwP Autonomous Per Core P State
Disabling Autonomous PCPS will request the same value for all cores all the time. The
options are Disabled and Enabled.
HwP Autonomous EPP Grouping
Enabling EPP grouping autonomous will request the same values for all cores with EPP.
Disabling EPP grouping autonomous will not necessarily request the same values for all
cores with EPP. The options are Disabled and Enabled.
Turbo Mode
Select Enabled for processor cores to run faster than the frequency specied by the
manufacturer. The options are Disabled and Enabled.
Power Limit 1
Use this feature to enable or disable Platform Power Limit 1 programming. If enabled, it
activates the PL1 value to be used by the processor to limit the average power of the given
time window. The options are Disabled and Enabled.