Supermicro X12SAE User Manual page 74

Super X12SAE/X12SCA-F User's Manual
Intel (VMX) Virtualization Technology
Select Enable to use Intel Virtualization Technology so that I/O device assignments will
be reported directly to the VMM (Virtual Memory Management) through the DMAR ACPI
Tables. This feature offers fully-protected I/O resource-sharing across the Intel platforms,
providing the user with greater reliability, security and availability in networking and data-
sharing. The options are Disabled and Enabled.
Active Processor Cores
This feature determines how many CPU cores will be activated for each CPU. When all
is selected, all cores in the CPU will be activated. (Please refer to Intel's website for more
information.) The default is All.
Hyper-threading (Available when supported by the CPU)
Select Enabled to support Intel Hyper-threading Technology to enhance CPU performance.
The options are Enabled and Disabled.
AES
Select Enabled to enable Intel CPU Advanced Encryption Standard (AES) Instructions for
CPU to enhance data integrity. The options are Enabled and Disabled.
Boot Performance Mode
This feature allows the user to select the performance state that the BIOS will set before
the operating system handoff. The options are Max Non-Turbo Performance, and Turbo
Performance.
Intel ® SpeedStep™
Intel SpeedStep Technology allows the system to automatically adjust processor voltage
and core frequency to reduce power consumption and heat dissipation. The options are
Disabled and Enabled.
Intel® Speed Shift Technology
Use this feature to enable or disable Intel Speed Shift Technology support. When this feature
is enabled, the Collaborative Processor Performance Control (CPPC) version 2 interface
will be available to control CPU P-States. The options are Disabled and Enabled.
Turbo Mode
Select Enabled for processor cores to run faster than the frequency specified by the
manufacturer. The options are Disabled and Enabled.
Power Limit 1 Override
Select Enabled to support average power limit (PL1) override. The default setting is
Disabled.
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