Frequency control, Auto detect dimm/pci clk (enabled), Spread spectrum (enabled) – Intel SG-81 User Manual
Page 47: Clock control by (auto), Load fail-safe defaults option, Frequency control -23, Load fail-safe defaults option -23
BIOS Setup
3-23
3.2.8. Frequency
Control
This item enables you to set the clock speed and system bus for your system. The
clock speed and system bus are determined by the kind of processor you have
installed in your system.
Auto Detect DIMM/PCI Clk (Enabled)
When this item is enabled, BIOS will disable the clock signal of free DIMM/PCI
slots.
Spread Spectrum (Enabled)
If you enable spread spectrum, it can significantly reduce the EMI (Electro-Magnetic
Interference) generated by the system.
Clock Control By (Auto)
Use this item to set the CPU Host Clock frequency to Auto or by manual setting.
Select “Manual” to activate the following items and set each item manually.
3.2.9.
Load Fail-Safe Defaults Option
This option opens a dialog box that lets you install fail-safe defaults for all appropriate
items in the Setup Utility:
User’s Manual