Chapter 6: UEFI BIOS
85
• Processor Min Ration
• Microcode Revision
• L1 Cache RAM
• L2 Cache RAM
• L3 Cache RAM
• Processor 0 Version
• Processor 1 Version
Hyper-Threading [All] (Available when supported by the CPU)
Select Enabled to support Intel® Hyper-threading Technology to enhance CPU performance.
The options are Disable and Enable.
Cores Enabled
This feature allows the user to determine the number of CPU cores to be enabled. Enter
"0" to enable all cores. The default setting is 0, which enables all CPU cores in the system.
Execute Disable Bit (Available if supported by the OS & the CPU)
Select Enable to enable the Execute-Disable Bit which will allow the processor to designate
areas in the system memory where an application code can execute and where it cannot,
damage the system during an attack. (Please refer to Intel's website for more information.)
The options are Disable and Enable.
Intel Virtualization Technology (Available when supported by the CPU)
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.
the user with greater reliability, security and availability in networking and data-sharing. The
options are Disable and Enable.
Note: If a change is made to this setting, you will need to reboot the system for the change
PPIN Control
Select Unlock/Enable to use the Protected-Processor Inventory Number (PPIN) in the system.
The options are Unlock/Disable and Unlock/Enable.
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