Supermicro X11SCD-F User Manual page 65

Chapter 4: BIOS
C-States
Use this feature to enable the C-State of the CPU. The options are Disabled and Enabled.
Enhanced C-States
Use this feature to enable the enhanced C-State of the CPU. The options are Disabled and
Enabled.
C-State Auto Demotion
Use this feature to prevent unnecessary excursions into the C-states to improve latency. The
options are Disabled, C1, C3, and C1 and C3.
C-State Un-demotion
This feature allows the user to enable or disable the un-demotion of C-State. The options are
Disabled, C1, C3, and C1 and C3.
Package C-State Demotion
Use this feature to enable or disable the Package C-State demotion. The options are Disabled
and Enabled.
Package C-State Un-demotion
Use this feature to enable or disable the Package C-State un-demotion. The options are
Disabled and Enabled.
C-State Pre-Wake
This feature allows the user to enable or disable the C-State Pre-Wake. The options are
Disabled and Enabled.
Package C-State Limit
Use this feature to set the Package C-State limit. The options are C0/C1, C2, C3, C6, C7,
C7s, C8, C9, C10, CPU Default, and Auto.
Power Limit 1 Override
Select Enabled to support average power limit (PL1) override. The default setting is Disabled.
Power Limit 2 Override
Select Enabled to support rapid power limit (PL2) override. The default setting is Enabled.
Power Limit 2
Use this item to configure the value for Power Limit 2. The value is in milliwatts and the step
size is 125mW. Use the number keys on your keyboard to enter the value. Enter 0 to use the
manufacture default setting. If the value is 0, the BIOS will set PL2 as 1.25* TDP.
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