Supermicro X13SAE User Manual page 77

Chapter 4: UEFI BIOS
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 you with greater reliability, security and availability in networking and data-sharing.
The options are Disabled and Enabled.
Active Performance-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.
Active Efficient-cores
This feature determines how many E-cores will be activated for each CPU. The default is All.
Hyper-threading
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 Disabled and Enabled.
Boot Performance Mode
This feature allows you 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.
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