Chapter 7: BIOS
7-7
DCU Streamer Prefetcher (Available when supported by the CPU)
Select Enabled to support Data Cache Unite (DCU) prefetch to speed up data
accessing and processing in the DCU to enhance CPU performance. The options
are Disabled and
Enabled
.
DCU IP Prefetcher
Select Enabled for DCU (Data Cache Unit) IP Prefetcher support, which will
prefetch IP addresses to enhance network connectivity and system performance.
The options are
Enabled
and Disabled.
Intel® Virtualization Technology (Available when supported by the CPU)
Select Enabled to support Intel Virtualization Technology, which will allow one
platform to run multiple operating systems and applications in independent
partitions, creating 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
reboot the system for the change to take effect. Please refer to Intel's
website for detailed information.
CPU Power Management Confi guration
This submenu allows the user to confi gure the following CPU Power Management
settings.
Power Technology
Select Energy Effi ciency to support power-saving mode. Select Custom to customize
system power settings. Select Disabled to disable power-saving settings. The
options are Disabled,
Energy Effi cient
, and Custom. If the option is set to Custom,
the following items will display:
EIST (Available when Power Technology is set to Custom)
EIST (Enhanced Intel SpeedStep Technology) allows the system to automatically
adjust processor voltage and core frequency to reduce power consumption and
heat dissipation. The options are Disabled (GV3 Disabled), and
Enabled (GV3
Enabled)
. (
Note
: GV3 is Intel Speedstep support used on older platforms. Please
refer to Intel’s website for detailed information.)
Turbo Mode (Available when Power Technology is set to Custom)
Select Enabled to use the Turbo Mode to boost system performance. The options
are
Enabled
and Disabled.
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