Supermicro X7DA3 User Manual page 71

Chapter 4: BIOS
Route Port 80h Cycles to
This feature allows the user to decide which bus to send debug information to. The
options are Disabled, PCI and LPC.
Clock Spectrum Feature
If Enabled, the BIOS will monitor the level of Electromagnetic Interference caused
by the components and will attempt to decrease the interference whenever needed.
The options are Enabled and Disabled.
Enabling Multi-Media Timer
Select Yes to activate a set of timers that are alternative to the traditional 8254
timers for the OS use. The options are Yes and No.
USB Function
Select Enabled to enable the function of USB devices specifi ed. The settings are
Enabled and Disabled.
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.
Frequency Ratio
(*Available when supported by the CPU.)
The feature allows the user to set the internal frequency multiplier for the CPU. The
options are: Default, x12, x13, x14, x15, x16, x17 and x18. (*Note: The settings
can be different, depending on the CPU speed.)
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.
Core-Multi-Processing
(*Available when supported by the CPU.)
Set to Enabled to use a processor's Second Core and beyond. (Please refer to
Intel's web site for more information.) 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.
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