Frequency And Voltage Control - TYAN TOMCAT I845GV Manual

3.9 – Frequency / Voltage Control
Options related to control CPU clock and frequency ratio.
Warning: The following options are to be changed only by a certified technician or at TYAN's
discretion. Damage to your processor, motherboard, memory, or any other device in your system
can be caused by mishandling the following settings.
CPU Clock Ratio
Auto Detect PCI Clk
Spread Spectrum
CPU Host/3V66/PCI Clock
Auto
8X,16X... 22x
Enabled
Disabled
Enabled
Disabled
Default
100 – 152MHz
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Sets the CPU multiplier.
TYAN does not recommend
changing this setting from the
default setting.
Sets the BIOS to
automatically adjust CPI and
memory bus speeds
accordingly.
Reduces interference on the
motherboard. Leave as
default if your system works
correctly.
Sets the front side bus speed
of the motherboard. Default
is recommended