X11SSH-GF/-GTF (-1585/-1585L) User's Manual
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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 options are All 1,2, and 3.
Execute Disable Bit (Available if supported by the OS & the CPU)
Set to Enabled for Execute Disable Bit support which will allow the processor to designate
areas in the system memory where an application code can execute and where it cannot,
thus preventing a worm or a virus from ooding illegal codes to overwhelm the processor or
damaging the system during a virus attack. The options are Disabled and Enabled. (Refer
to Intel and Microsoft websites for more information.)
Intel
®
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
settings are Disabled and Enabled .
Hardware Prefetcher (Available when supported by the CPU)
If set to Enabled, the hardware prefetcher will prefetch streams of data and instructions from
the main memory to the L2 cache to improve CPU performance. The options are Disabled
and Enabled.
Adjacent Cache Line Prefetch (Available when supported by the CPU)
Select Disabled for the CPU prefetcher to prefetch the cache line for 64 bytes. Select Enabled
for the CPU prefetcher to prefetch both cache lines for 128 bytes as comprised. The options
are Disabled and Enabled.
Note: If there is any change to this setting, you will need to power off and reboot the
system for the change to take effect. Please refer to Intel’s website for detailed infor-
mation.
CPU 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 the user to select the performance state that the BIOS will set before the
operating system handoff. The options are Power Saving, Max Non-Turbo Performance
and Turbo Performance.
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