COMe-mEL10 - User Guide Rev. 1.1
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Sub-screen
Next Level Sub-screens / Description
Power and
Perfomance>
CPU Power
Management>
Read only field
P1 to P3 Fused Max Core Ratio
Boot
Performance
Mode>
Select the performance state that the BIOS will set
starting from rest vector.
[Max Battery, Max Non-Turbo Performance, Turbo
Performance]
Intel®
Speedstep™>
Allows more than two frequency ranges to be support.
[Enabled, Disabled]
Race to Halt>
RTH dynamically increases CPU frequency in order to
enter pkg C-State faster to reduce overall power. (RTH
controlled through MSR 1FC bit 20)
[Enabled, Disabled]
Turbo Mode>
Processor turbo mode (requires EMTTM enabled too).
Auto means enabled.
[Enabled, Disabled]
View/Configure
Turbo options>
Read only field
Max/Min turbo limits, Package TDP limit, Power Limit 1
& 2, 1 to 4-Core Turbo Ratio
Energy Efficient
P-State>
When set to 0: disables access to
ENERGY_PERFORMANCE: BIAS MSR
and CPUID function 6 ECX reads 0
indicating no support for energy
efficient policy setting.
When set to 1 : enables access to
ENERGY PERFORANCE_BIAS MSR
1B0h and CPUID function 6 ECX[3]
will read 1 indicating Energy
Efficient Policy is supported.
[Enabled, Disabled]
Package Power
Limits MSR
Lock>
Enables PACAGE_POWER_LIMIT
MSR locked and a reset required to
unlock the register.
[Enabled, Disabled]
Power Limit 1
Override>
If disables: BIOS programs the
default values for power limit 1
and power limit 1, time window.
[Enabled, Disabled]
Power Limit 2
Override>
If disables: BIOS programs the
default values for power limit 2.
[Enabled, Disabled]
Power
Limit 2>
Power limit 2 in mW
When programming BIOS rounds
to nearest 1/8W. If value is 0, BIOS
programs this value as 1.25 x TDP.
For 12.5W, enter 12500. [0]
1-Core Ratio
Limit Override>
Range 0 to 83. Minimum range
varies between processors. This 1-
Core ration limit must be greater
than or equal to 2-Core/3-Core
and 4-Core ratio limit. [0]
