GIGABYTE GS-R12T4H2-RH - Manual (Page 52)

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BIOS Setup
SW_ALL In SW_ALL mode, the OS Power Manager is responsible for coordinating
the P-state among loical processors with dependencies and must initiate the
transition on all of those Logical Processors.
SW_ANY In SW_ANY mode, the OS Power Manager is responsible for corrdinating
the P-state among logical processors with dependencies and may initiate
the transition on any of those Logical Processors .
Turbo Mode
Turbo Mode automatically allows processor cores to run faster than marked frequency if the
physical processor is operating below power, temperature and current specification limits.
Turbo Mode can be engaged with SMT (Simultanceous Multi Threading) enabled and 1 to 4 cores
active and is not limited to only a single core or logical processor.
Enabled Turbo Mode. (Default setting)
Disabled Disable Turbo Mode.
T State
Enabled Enable CPU T-State. (Default setting)
Disabled Disable T-State.
CPU C State
Enabled Enable ACPI C-State (C0, C1/C1E, C3, C6 and C7). (Default setting)
Disabled Disable C-State.
CPU C1E
Enabled Enable CPU C1E. (Default setting)
Disabled Disable CPU C1E.
OS ACPI C3 Report
C3 Desire state for the Nehalem core C3 state include in the CST as ACPI C3
state. (Default setting)
C2 Desire state for the Nehalem core C2 state include in the CST as ACPI C2
state.
Disabled Disable OS ACPI C3 Report.
CPU C6 Report
Enabled Desire state for the Nehalem core C6 state include in the CST as ACPI C3