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7.8 Frequency Control
Selecting "Frequency Control" on the main program screen display this menu :
The CPU Bus Clock and System Clock frequency will automatically be modulated which
helps reducing electromagnetic interference.
7.8.1 CPU Clock/Spread Spectrum [Auto]
This option sets the CPU Bus Clock/Spread Spectrum to Auto, system clock fre-
quency will automatically be modulated which helps reducing electromagnetic
interference. When you install FSB 66MHz or 100MHz Processor that will be auto
dectecte CPU Bus Clock. We recommend that you leave this option at the default
value.
The available options for CPU Clock/Spread Spectrum are : [Auto] [66MHz/Off]
[66MHz/On] [75MHz/Off] [83MHz/Off]. For FSB 66MHz Processors use.
The available options for CPU Clock/Spread Spectrum are : [Auto] [95MHz/OFF]
[100MHz/ON] [100MHz/OFF] [112MHz/ON] [117MHz/ON] [124MHz/OFF] [133MHz/
OFF] [133MHz/ON] [138MHz/OFF] [140MHz/ON] [150MHz/OFF]. For FSB 100MHz
Processors use.
7.8.2 CPU Ratio [X3]
This option allows you set CPU Core to Bus Clock Multiplier for your Processor.
3 (CPU ratio) X 100MHz (CUP clock) = 300MHz (CPU speed)
The available options for CPU Ratio are : [X3] [X3.5] [X4] [X4.5] [X5] [X5.5] [X6] [X6.
5] [X7] [X7.5] [X8].
After you have made your selection in the Frequency Control", press the <ESC>
key to go back to the main program screen.
7. BIOS Configuration
M81-MX Series User's Manual
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