Fox intelligent stepping – Foxconn A9DA User Manual

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Fox Intelligent Stepping

► CPU Clock

This option is used to adjust the CPU clock.

► Current CPU Speed

This item displays the current CPU speed.

► CPU Multiplier Adjust

This option is used to adjust the CPU Clock Ratio. Multiply CPU clock with this ratio, you can
get the CPU speed. Increase this ratio may overclock your CPU. This option will be valid if
your CPU ratio is unlocked and will be displayed only if your CPU is supporting this feature.

► Current FSB Multiplier

This item displays the current FSB Ratio.

► CPU-NB HT Link Speed

HT stands for HyperTransport bus. The CPU<->NB HT Speed option controls the physical
speed of the CPU to Northbridge HT link using multipliers ranging 1x to 13x. The physical
speed of the link is determined by multiplying the CPU FSB with the CPU<->NB HT Speed
setting.

► Current FSB/HTT Speed

This item displays the current Front Side Bus speed.

► Memory Speed Mode

This item is used to enable/disable provision of DRAM timing by SPD device. The Serial
Presence Detect (SPD) device is a small EEPROM chip, mounted on a DDR3 memory
module. It contains important information about the module's speed, size, addressing mode
and various other parameters, so that the motherboard memory controller (chipset) can better
access the memory device.
Select [Auto] for SPD enable mode.
Select [Limit], the DRAM speed will not exceed the specified value listed in the "Memory
Speed Adjust" item. If SPD value is faster than "Memory Speed Adjust" value, it will run at the
specified "Memory Speed Adjust" speed. Otherwise, SPD value is selected.
Select [Manual], then DRAM speed is manually selected according to the set value of

CMOS Setup Utility - Copyright (C) 1985-2006, American Megatrends, Inc.

Fox Intelligent Stepping

CPU Clock

[200]

Help Item

Current CPU Speed :3000MHz

CPU Multiplier Adjust

[Auto]

Current FSB Multiplier :15x

CPU-NB HT Link Speed

[Auto]

Current FSB/HTT Speed :2000MHz

Memory Speed Mode

[Auto]

Current DRAM Speed :800MHz, N/A

GFX Engine Clock Override

[Disabled]

PCI Express Clock

[100]

Spread Spectrum

[Disabled]

↑↓←→:Move Enter:Select +/-/:Value F10:Save ESC:Exit F1:General Help

F9:Optimized Defaults

200

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