Asus CROSSHAIR IV FORMULA User Guide - Page 69

Turbo Key II switch, This switch allows you to auto-tune your CPU to enhance the system, performance.

Page 69 highlights

4. Turbo Key II switch This switch allows you to auto-tune your CPU to enhance the system performance. For ensuring the system performance, turn the switch setting to Enable when the system is powered off. • If you clear the CMOS or load the BIOS setup defaults, the related overclocking items in the BIOS menu follow the current setting of the Turbo Key II switch. • If you change the switch setting to Enable under the OS environment, the Turbo Key II function will be activated after the next system bootup. • You may use the TurboV Auto Tuning, overclock in the BIOS setup program, and enable the Turbo Key II function at the same time. However, the system will use the last setting you have made. ROG Crosshair IV Formula 2-43

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4.
Turbo Key II switch
This switch allows you to auto-tune your CPU to enhance the system
performance.
If you clear the CMOS or load the BIOS setup defaults, the related
overclocking items in the BIOS menu follow the current setting of the Turbo
Key II switch.
If you change the switch setting to Enable under the OS environment, the
Turbo Key II function will be activated after the next system bootup.
You may use the TurboV Auto Tuning, overclock in the BIOS setup
program, and enable the Turbo Key II function at the same time. However,
the system will use the last setting you have made.
For ensuring the system performance, turn the switch setting to
Enable
when
the system is powered off.
ROG Crosshair IV Formula
2-43