Supermicro X8SIU-F Manuel d'utilisateur télécharger pdf (Page 71)

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X8SIU-F

Processor & Clock Options

Warning: Take Caution when changing the Advanced settings. An incorrect

value, a very high DRAM frequency or incorrect DRAM timing may cause

system to become unstable. When this occurs, revert to the default setting.

CPU Ratio

This feature allows the user to use the CPU clock multiplier to multiply CPU speed

in order to enhance performance. Select Manual to Manually set the multiplier set-

ting. Select Auto for the BIOS to automatically select the CPU multiplier setting for

your system. The options are Auto and Manual.

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.

MPS and ACPI MADT Ordering

This feature allows the user to choose the method of ordering for the Multiple APIC

Description Table (MADT). Select Modern Ordering if you have the Microsoft Win-

dows XP or later version of the OS. Select Legacy Ordering if you use Microsoft

Windows 2000 or earlier version of the OS. The options are Modern Ordering and

Legacy Ordering.

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.

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Supermicro X8SIU-F Manuel d'utilisateur Page 71