Chapter 4: BIOS
4-11
Legacy USB Support
This setting allows you to enable support for Legacy USB devices. The settings
are
Enabled
and Disabled.
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 Technology
This setting allows you to
Enable
or Disable the function of hyper-threading.
Enabling hyper-threading results in increased CPU performance. (Applicable for
the XP systems.)
Machine Checking
Set to Enabled to allow the operating system to debug a system crash after a reset.
The options are Disabled and
Enabled
.
Adjacent Cache Line Prefetch
The CPU fetches the cache line for 64 bytes if Disabled. The CPU fetches both
cache lines for 128 bytes as comprised if
Enabled
.
Processor Power Management
(
*
Available when supported by the CPU.)
This feature allows the user to determine the processor power management
mode. If set to C States only, the processor power will be controlled through CPU
power states in the ACPI setting. Select "GV1/GV3 only" to enable the function of
DBS (Demand Based Switching) which will allow the user to confi gure CPU power
management in the OS. If set to
Disabled
, C States and GV1/GV3 are disabled. If
set to Enabled, C States and GV1/GV3 are Enabled. (
*Note
: please refer to Intel's
web site for detailed information.)