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Intel H81-MATX series Motherboard
CPU Conguration
The items in this menu show the CPU-related information that the BIOS automatically
detects. Press <enter>to display the conguration options:
q Hyper-threading
This item allows you to enable or disable Intel
®
Hyper-Threading technology
support.
q Active Processor Cores
This item allows you to choose the number of the active processor cores. The
default value is [All].
q Overclocking lock
Use this item to enable or disable Overclocking lock.
q Limit CPUID Maximum
Allows you to determine whether to limit CPUID maximum value.
q Execute Disable Bit
When disabled forces the XD feature ag to always return 0, defaults choose
[Enable].
q Intel Virtualization Technology
Hardware Virtualization Technology enables processor feature for running multiple
simultaneous virtual machines allowing specialized software applications to run in
full isolation of each other.
q Hardware Prefetcher
Use this item to enable or disable hardware prefetcher (hardware prefetch
mechanism).
q Adjacent Cache Line Prefetch
Use this item to enable or disable the adjacent cache line prefetch mode. If you
disable this item, only one 64-bit line will be prefetched from the 128-bit section
(including the required data). If you enable this item, two lines will be prefetched
whether there is required data or not.
q CPU AES
This item allows you to enable or disable CPU AES.
q EIST
This item allows you to enable or disable Enhanced Intel SpeedStep Technology
support.
q CPU C3/C6/C7 Report
This item allows you to enable or disable CPU C3/C6/C7 Report.
USB Conguration
The items in this menu allow you to change the USB-related features. Press <enter>
To display the conguration options:
q Legacy USB Support
Allows you to enable or disable support for USB devices on legacy operating
systems.
q USB3.0 Support
Allows you to enable or disable support for USB3.0 devices.
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