IWILL DS133R, Manual, Page: 73 / 80

Chapter 5 BIOS Setup
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DS133R Series
Over-clocking is not guaranteed. Users must have substantial knowledge
of proper CPU relative to adjusting CPU speeds. Over-clocking should
be done only by experienced engineers who conduct tests.
5.10.1 Auto Detect DIMM/PCI Clk
When enabled, the motherboard will automatically disable the clock source for a
DIMM socket, which does not have a module on it. This is true for all PCI slots.
Options Enabled (*)
Disabled
5.10.2 Spread Spectrum
This item configures radiation emitted from the system. When enabled, system will
release less radiation.
Options Enabled
Disabled (*)
5.10.3 CPU Speed Options
The CPU external frequency multiplied by the bus multiple equal the CP
internal frequency. The configuration options vary depending on the
CPU/SDRAM Frequency Ratio.
CPU Speed:CPU External Frequency
Ñ Ñ Ñ Ñ
CPU Ratio
CPU / DRDRAM Clock
This field allows user to adjust the CPU external frequency.
your CPU external frequency is 100MHz, BIOS will display the following settings:
Non-Fresh By BIOS
Freshable By BIOS