Asus MAXIMUS IV GENE-Z User Manual page 94

Scroll down to display the following items:
Load Extreme OC Profile
Press <Enter> and select Yes to load the extreme OC profile to suit extreme
overclocking.
Ai Overclock Tuner [Auto]
Allows you to select the CPU overclocking options to achieve the desired CPU
internal frequency. Select any of these preset overclocking configuration options:
[Auto]
[Manual]
[X.M.P.]
BCLK/PEG Frequency [XXX]
Allows you to adjust the CPU and VGA frequency to enhance the system
performance. This item only appears when you set Ai Overclock Tuner to
[Manual]. Use the <+> and <-> keys to adjust the value. You can also key in the
desired value using the numeric keypad. The values range from 80.0MHz to
300.0MHz.
Turbo Ratio [All Core ...]
Allows you to manually adjust the Turbo CPU ratio.
[Auto]
[All Cores mode (Adjustabale in OS)]
All numbers of active cores will be set to one single Turbo ratio in OS
[By number of active cores mode (Unadjustable in OS)]
All numbers of active cores can be set to an individual Turbo ratio in BIOS.
3-6
Loads the optimal settings for the system.
Allows you to individually set overclocking parameters.
The BCLK frequency, CPU ratio and memory parameters will be
optimized.
All Turbo ratio are set by Intel CPU default settings
Chapter 3: BIOS setup