DFI 748-AL User Manual page 83

3.1.8 Frequency/Voltage Control
The settings on the screen are for reference only. Your version may not be identical
to this one.
3.1.8.1 Auto Detect DIMM/PCI Clk
When enabled, the system will automatically send clock signals to
existing DIMM or PCI devices.
3.1.8.2 Spread Spectrum
Leave this field in its default setting. Do not alter this setting un-
less advised by an engineer or technician.
3.1.8.3 CPU Frequency
This field provides several options for selecting the external sys-
tem bus clock of the processor. The available options allow you
to adjust the processor's bus clock by 1MHz increment.
Important:
Selecting an external bus clock other than the default setting
may result to the processor's or system's instability and are not
guaranteed to provide better system performance.
BIOS Setup
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