D1271 / D1291 CUV-LSV / CUV-LV User’s Manual
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4. BIOS SETUP
4. BIOS SETUP
4.4 Advanced Menu
Advanced
Menu
CPU Speed [xxxMHz]
This field shows the processor speed detected by BIOS.
CPU : System Frequency Multiple [xxxMHz]
This field sets the frequency multiple between the CPU’s internal frequency
(CPU speed) and external frequency.
System/PCI Frequency (MHz) (when CPU Speed is set to [Manual])
This feature tells the clock generator what frequency to send to the system
bus and PCI bus. The bus frequency (external frequency) multiplied by the
bus multiple equals the CPU speed.
System/SDRAM Frequency Ratio [Auto]
This field determines whether the memory clock frequency is set to be in
synchronous or asynchronous mode with respect to the system frequency.
The options that appear in the popup menu vary according to the System/
PCI Frequency (MHz).
CPU Level 1 Cache, CPU Level 2 Cache [Enabled]
These fields allow you to choose from the default of [Enabled] or choose
[Disabled] to turn on or off the CPU Level 1 and Level 2 built-in cache.
Configuration options: [Disabled] [Enabled]
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