Themis RES-12XR3, Руководство по установке

Страница: 75 / 146

3—BIOS Setup Utility
Advanced Setup Configurations
3-7
Themis Computer
3.3.2.3 Restore on AC Power Loss
Use this feature to set the power state after a power outage. Select Power-Off for the
system power to remain off after a power loss. Select Power-On for the system
power to be turned on after a power loss. Select Last State to allow the system to
resume its last state before a power loss. The options are Power-On, Power-Off and
Last State (default).
3.3.3 Processor and Clock Options
This submenu allows the user to configure the Processor and Clock settings.
3.3.3.1 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. The options are
Disabled (default) and Enabled.
3.3.3.2 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 (default).
3.3.3.3 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 (default).
3.3.3.4 L1 Data Prefetch (Available when supported by the CPU)
Select Enabled to enable Level 1 data prefetch support to enhance system perfor-
mance for UP platforms. For DP/MP servers, use this feature to enhance system per-
formance based on the specification of the application running in the system at the
time. the options are Disabled and
Enabled (default).
3.3.3.5 Data Reuse Optimization (Available when supported by the
CPU)
For UP Platforms, select Enabled to maximize data reuse support to enhance system
performance. For DP/MP servers, enable or disable this feature based on application
specifications. the options are
Enabled (default) and Disabled.