Supermicro B1SD1-TF User Manual page 54

B1SD1-TF Motherboard User's Manual
Enhanced Halt State (C1E)
Select Enabled to use Enhanced Halt-State technology, which will significantly
reduce the CPU's power consumption by reducing the CPU's clock cycle and
voltage during a Halt-state. The options are Disable and Enable.
 CPU T State Control
ACPI (Advanced Configuration Power Interface) T-States
Select Enable to support CPU throttling by the operating system to reduce power
consumption. The options are Enable and Disable.
 CPU Advanced PM Turning

Energy Perf BIAS
Energy Performance Tuning
When enabled, this item selects whether the BIOS or Operating System can
turn on the energy performance bias tuning. The options are Enable and
Disable.
If the above is set to Disable, Energy Performance BIAS Setting will display:
Energy Performance BIAS Setting
This feature allows balancing Power Efficiency vs Performance. This will
override whatever setting is in the Operating System. The options are Per-
formance, Balanced Performance, Balanced Power, and Power.
Power/Performance Switch
This feature allows dynamic switching between Power and Performance
power efficiency. The options are Disable and Enable.
Workload Configuration
This feature allows for optimization of workload. Balanced is recommended.
The options are Balanced and I/O Sensitive.

Program PowerCTL_MSR
PKG C-state Lat. Neg.
Use this feature to indicate whether latency should be negotiated with PCH
for packaging C-States. The options are Enable and Disable.
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