Supero SUPERSERVER 6025B-8R+, User Manual

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Chapter 7: BIOS
7-13
Advanced Processor Options
Access the submenu to make changes to the following settings.
CPU Speed
This is a display that indicates the speed of the installed processor.
Hyper-threading
(Available when supported by the CPU.)
Set to Enabled to use the Hyper-Threading Technology, which will result in increased
CPU performance. The options are Disabled and Enabled.
Machine Checking
(Available when supported by the CPU.)
Set to Enabled to activate the function of Machine Checking and allow the CPU to
detect and report hardware (machine) errors via a set of model-specifi c registers
(MSRs). The options are Disabled and Enabled .
Thermal Management 2
(Available when supported by the CPU.)
Set to Enabled to use Thermal Management 2 (TM2) which will lower CPU voltage
and frequency when the CPU temperature reaches a predefi ned overheat threshold.
Set to Disabled to use Thermal Manager 1 (TM1), allowing CPU clocking to be
regulated via CPU Internal Clock modulation when the CPU temperature reaches
the overheat threshold.
C1 Enhanced Mode
(Available when supported by the CPU.)
Set to Enabled to enable Enhanced Halt State to lower CPU voltage/frequency
to prevent overheat. The options are Enabled and Disabled . ( P lease refer to
Intel’s web site for detailed information.)
No Execute Mode Memory Protection
(Available when supported by the
CPU and the OS.)
Set to Enabled to enable Execute Disable Bit and allow the processor to classify
areas in memory where an application code can execute and where it cannot, and
thus preventing a worm or a virus from inserting and creating a fl ood of codes to
overwhelm the processor or damage the system during an attack.
Note: this feature is available when your OS and your CPU support the function
of Execute Disable Bit.) The options are Disabled and Enabled. (Note: For more
information regarding hardware/software support for this function, please refer to
Intel's and Microsoft's web sites.
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. The options
are Disabled and Enabled .