Supermicro Supero X9SPU-F, User Manual

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X9SPU-F Motherboard User’s Manual
CPU Configuration
This item is for informational purposes only and displays CPU configuration informa -
tion including type, frequency, data cache, etc.
Clock Spread Spectrum
Select Enable to use the feature of Clock Spectrum, which will allow the BIOS to
monitor and attempt to reduce the level of Electromagnetic Interference caused by
the components whenever needed. Select Disabled to enhance system stability.
The options are
Disabled and Enabled.
Hardware Prefetcher (Available when supported by the CPU)
If set to Enabled, the hardware pre fetcher will pre fetch streams of data and instruc-
tions from the main memory to the L2 cache in the forward or backward manner to
improve CPU performance. The options are Disabled and
Enabled .
Adjacent Cache Line Prefetch (Available when supported by the CPU)
The CPU fetches the cache line for 64 bytes if this option is set to Disabled. The
CPU fetches both cache lines for 128 bytes as comprised if
Enabled .
Intel
®
Virtualization Technology (Available when supported by the CPU)
Select Enabled to use the feature of Virtualization Technology to allow one platform
to run multiple operating systems and applications in independent partitions, creat-
ing multiple "virtual" systems in one physical computer. The options are
Enabled
and Disabled.
Note
: If there is any change to this setting, you will need to power
off and restart the system for the change to take effect. Please refer to Intel’s web
site for detailed information.
Execute-Disable Bit Capability (Available when supported by the OS and
the CPU)
Set to Enabled 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, thus preventing a worm or a virus from flooding illegal codes
to overwhelm the processor or damage the system during an attack. The default is
Enabled . (Refer to Intel and Microsoft Web Sites for more information.)
Intel
®
AES-NI
Set to Enabled to use the processor's Advanced Encryption Standard (AES) feature.
The options are Enabled and
Disabled .
Intel
®
Hyper Threading Technology
Set to Enabled to use the processor's Hyper Threading Technology feature. The
options are
Enabled and Disabled.