BIOS Settings Glossary version 13 - By Menu

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BIOS Settings Dictionary – By Menu

V13 – November 2009

System Fan Control • Disable

• Enable

Allows the system fans to be controlled in order to optimize

acoustics. If disabled, system fans will run at 100%.

Advanced > Chipset Configuration Menu

BIOS Setting Options Description / Purpose

AGP/PCI Burn-in Mode • Default

• 63.88/31.94

MHz

• 68.05/34.02

MHz

• 69.44/34.72

MHz

• 70.83/35.41

MHz

• 72.22/36.11

MHz

• 73.60/36.80

MHz

Enables the selection of specific AGP/PCI clock frequencies.

The host clock (system bus speed) is not changed.

If this option is set to anything other than Default, the Host and

I/O Burn-In Mode is automatically set to Default.

Burn-In Mode • Default

• -2.0%

• -1.0%

• +1.0%

• +2.0%

• +3.0%

• +4.0%

Alters host and I/O clock frequencies.

Warning: This setting is intended for validation and test

purposes only. Altering clock frequencies may reduce system

stability and/or the useful life of the system and processor.

Operation at settings beyond component specification is not

covered by Intel component warranties. If any problems occur

during operation at non-default settings, reset the board to

default values.

CPC Override • Auto

• Enabled

• Disabled

Controls Command Per Clock/1n rule mode. When enabled,

allows DRAM controller to attempt Chip Select assertions in two

consecutive common clocks.

CSA Device • Auto

• Disable

Enables or disables Communication Streaming Architecture

interface.

Auto leaves the CSA device enabled if a device is found on the

bus, else the device is disabled.

For information on CSA, refer to

http://www.intel.com/design/network/papers/25245102.pdf

DDR2 Voltage • Automatic

• 1.8

• 1.9

Memory voltage will be adjusted according to the memory

detected. Memory voltage can also be manually set to allow

memory to function or achieve higher performance.

Extended Burn-in Mode • Enabled