Overclock options [disabled, N.o.s. option [disabled, Cpu frequency [200 – Asus Crosshair II Formula User Manual
Page 86: Cpu multiplier [auto, K8<->nb ht speed [auto, Ai tuning [auto

4-14
Chapter 4: BIOS setup
The following item becomes configurable when you set AI Tuning to
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AI
Overclock
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Overclock Options [Disabled]
Allows you to set the overclocking options.
Configuration options: [Disabled] [Overclock 3%] [Overclock 5%] [Overclock 8%]
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The following item become configurable when you set AI Tuning to
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AI N.O.S.
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N.O.S. Option [Disabled]
Allows you to set the overclocking options.
Configuration options: [Disabled] [Overclock 3%] [Overclock 5%] [Overclock 8%]
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The following items become configurable when you set AI Tuning to
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Manual
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CPU Frequency [200]
Use the <+> and <-> keys or the numeric keypad to enter the desired value. The
values range from 200 to 600.
CPU Multiplier [Auto]
The configuration options may vary with your CPU model.
Configuration options: [Auto] [5x] [5.5x] [6x] [6.5x]–[9.5x] [10x] [10.5x]
K8<->NB HT Speed [Auto]
The configuration options may vary with your CPU model.
Configuration options: [Auto] [200 MHz] [400 MHz] [600 MHz] [800 MHz] [1 GHz]
AI Tuning [Auto]
Allows selection of CPU overclocking options to achieve desired CPU internal
frequency. Select any one of the preset overclocking configuration options:
Manual
Allows you to individually set overclocking parameters.
Auto
Loads the optimal settings for the system.
Standard
Loads the standard settings for the system.
AI Overclock
Loads overclocking profiles with optimal parameters for stability when
overclocking.
AI N.O.S.
ASUS Non-delay Overclocking System feature intelligently
determines the system load and automatically boosts the
performance for the most demanding tasks.
CPU Level Up
Allows you to select a CPU level, and the related parameters will be
adjusted automatically.