Mainboard Users Manual
60
4.9. Frequency/Voltage 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.
VIA C3 Clock Ratio
: This item allows the user to adjust CPU Ratio. The
values for this field range from 8 to 50.
Auto Detect DIMM/PCI Clk
: When set to Enabled (default), the system
will automatically turn off the PCI and DIMM clock when not in use to
reduce electromagnetic interference.
Spread Spectrum:
If you enable spread spectrum, it can significantly
reduce the EMI (Electronic-Magnetic Interference) generated by the
system. The default setting is Disabled.
CPU/PCI Spectrum Clock:
This item appears if you have set the CPU
Internal Core Speed to Manual. Use the CPU/PCI Clock to set the system
bus frequency for the installed processor. The values for this field range
from 66/33 MHz/+/-0.5% to 143/36 MHz/+/-0.45%.
After you have made your selections in the Frequency/Voltage Control
Setup, press the
<ESC>
key to go back to the main program screen.
Frequency/Voltage Control
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