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SuperServer 5019S-W4TR User's Manual
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CPU C9 State
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CPU C10 State
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L1 Data Cache
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L1 Code Cache
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L2 Cache
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L3 Cache
•
L4 Cache
Hyper-threading (Available when supported by the CPU)
Select Enabled to support Intel Hyper-threading Technology to enhance CPU performance.
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 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 flooding 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
options 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
.
