Supermicro Supero X8DTH-6F User Manual page 71

Chapter 4: AMI BIOS
Active Processor Cores
Set to Enabled to use a processor's Second Core and beyond. (Please refer to
www.intel.com for more information.) The options are All, 1 and 2.
Intel® EIST Technology
EIST (Enhanced Intel SpeedStep Technology) allows the system to automatically
adjust processor voltage and core frequency in an effort to reduce power consump-
tion and heat dissipation. Please refer to www.intel.com for detailed information.
The options are Disabled and Enabled.
Intel® TurboMode Tech
Select Enabled to use the Turbo Mode to boost system performance. The options
are Enabled and Disabled.
C1E Support
Select Enabled to use the feature of Enhanced Halt State. C1E signifi cantly reduces
the CPU's power consumption by reducing the CPU's clock cycle and voltage during
a "Halt State." The options are Disabled and Enabled.
Intel® C-STATE Tech
If enabled, C-State is set by the system automatically to either C2, C3 or C4 state.
The options are Disabled and Enabled.
C State package Limit Setting (Available when C-State support is enabled)
If set to Auto, the AMI BIOS will automatically set the limit on the C-State package
register. The options are Auto, C1, C3, C6 and C7.
C1 Auto Demotion
When this item is set to enabled, the CPU will conditionally demote C3, C6 or C7
requests to C1 based on un-core auto-demote information. The options are Disabled
and Enabled.
C3 Auto Demotion
When this item is set to enabled, the CPU will conditionally demote C6 or C7 re-
quests to C3 based on un-core auto-demote information. The options are Disabled
and Enabled.
ACPI T State
Select Enabled to report processor throttling in the ACPI. The options are Disabled
and Enabled.
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