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Parameter
CPU C State Control
Package C State Control
CPU - Advanced PM Tuning
SOCKET RAPL Config
(Note)
This item is configurable when Power Performance Tuning is set to BIOS Controls EPB.
Description
Press [Enter] to configure advanced items.
Enable Monitor MWAIT
Š
– Allows Monitor and MWAIT instructions.
– Options available: Disable, Enable, Auto. Default setting is Auto.
CPU C6 Report
Š
– Enable/Disable CPU C6(ACPI C3) report to OS.
– Options available: Disable, Enable, Auto. Default setting is Auto.
Enhanced Halt State (C1E)
Š
– Core C1E auto promotion control. Takes effect after reboot.
– Options available: Enable, Disable. Default setting is Enable.
Press [Enter] to configure advanced items.
Package C State
Š
– Configures the state for the C-State package limit.
– Options available: C0/C1 state, C2 state, C6(non Retention) state,
C6(Retention) state, No Limit, Auto. Default setting is Auto.
Press [Enter] to configure advanced items.
Energy Perf BIAS
Š
– Press [Enter] to configure advanced items.
Power Performance Tuning
»
• Options available: OS Controls EPB, BIOS Controls EPB,
PECI Controls EPB. Default setting is OS Controls EPB.
Energy_PERF_BIAS_CFG mode
»
• Options available: Performance, Balanced Performance,
Balanced Power, Power. Default setting is Balanced
Performance.
Press [Enter] to configure advanced items.
PL1 Power Limit
Š
– PL1 Power Limit in Watts. The value may vary from 0 to Fused
Value. If the value is 0, the fused value will be programmed.
– Default setting is 0.
PL1 Time Window
Š
– PL1 value in seconds. The value may vary from 0 to 448.
– Default setting is 1.
PL2 Power Limit
Š
– PL2 Power Limit in Watts. The value may vary from 0 to Fused
Value. If the value is 0, BIOS programs 120% * TDP.
– Default setting is 0.
PL2 Time Window
Š
– PL1 value in seconds. The value may vary from 0 to 0.438.
– Default setting is 0.012.
BIOS Setup
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(Note)
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