OverclockNg - MSI 990FXA User Manual

Ms-7640 (v2.x) mainboard
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Overclockng

Current CPU / DRAM Frequency
These tems show the current clocks of CPU and Memory speed. Read-only.
CPU Base Frequency
Ths tem s used to adjust the CPU base frequency (n MHz).
Adjust PCI-E Frequency (MHz)
Ths field allows you to select the PCI-E frequency (n MHz).
OC Gene Button Operaton
Ths field s used to enable/ dsable OC Gene functon.
Spread Spectrum
When the manboard's clock generator pulses, the extreme values (spkes) of the pulses
create EMI (Electromagnetc Interference). The Spread Spectrum functon reduces the
EMI generated by modulatng the pulses so that the spkes of the pulses are reduced
to flatter curves.
Important
If you do not have any EMI problem, leave the settng at [Dsabled] for optmal system
stablty and performance. But f you are plagued by EMI, select the value of Spread
Spectrum for EMI reducton.
MS-7640
MS-7640
3-11

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