Advantech AIMB-788, Руководство пользователя

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35 AIMB-788 User Manual
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Hardware Prefetcher
Hardware Prefetcher is a technique that fetches instructions and/or data from
memory into the CPU cache memory well before the CPU needs it to improve
the load-to-use latency. You may choose to "Enable or Disable" it.
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Adjacent Cache Line Prefetch
The Adjacent Cache-Line Prefetch mechanism, like automatic hardware
prefetch, operates without programmer intervention. When it is enabled through
the BIOS, two 64-byte cache lines are fetched into a 128-byte sector, regardless
of whether the additional cache line has been requested or not. You may choose
to "Enable or Disable" it.

Intel® Virtualization Technology
This feature is used to "Enable or Disable" Intel® Virtualization Technology (IVT)
extension. It allows multiple operating systems to run simultaneously on the
same system by creating virtual machines, each running its own x86 operating
system.
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Active Processor Core
Use this item to select the number of processor cores you want to activate when
you are using a multi-core processor.
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Hyper-Threading
"Enable or Disable" Intel® Hyper Threading technology.
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AES
"Enable or Disable" CPA advanced encryption standard instruction.
3.2.2.3 Power & Performance
Figure 3.7 Power & Performance