Chapter 4: BIOS Setup
CPU P State Control
SpeedStep (PStates)
Enable or disable EIST (P-State).
EIST PSD Function
Select a preferred option for EIST PSD.
Energy Efficient Turbo
Enable or disable the Energy Efficient Turbo.
Turbo Mode
Enable or disable the turbo mode.
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CPU C State Control
Enable Monitor MWAIT
Enable or disable monitoring and MWAIT instructions.
CPU C1 auto demotion
Enable or disable CPU C1 auto demotion.
CPU C1 auto undemotion
Enable or disable CPU C1 auto undemotion.
CPU C6 report
Enable or disable C6 report to the operating system.
Enhanced Halt State (C1E)
Enable or disable Enhanced Halt State (C1E) for lower power consumption.
OS ACPI Cx
Enable or disable C3 report or C6 report to OS ACPI C2 or ACPI C3.
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DNA 1170 Series User Manual