Instruction Manual

2-14 ASUS P8H67-M
BCLK/PEG Frequency [XXX]
Appears when you set the Ai Overclock Tuner item to [Manual] and allows you to adjust the
CPU and VGA frequency to enhance the system performance. 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.
2.4.2 Memory Frequency [Auto]
Allows you to set the memory operating frequency. Conguration options: [Auto]
[DDR3-800MHz] [DDR3-1066MHz] [DDR3-1333MHz]
Selecting a very high memory frequency may cause the system to become unstable! If this
happens, revert to the default setting.
2.4.3 EPU Power Saving Mode [Disabled]
Allows you to enable or disable the EPU power saving function.
Conguration options: [Disabled] [Enabled]
EPU Setting [Auto]
This item appears only when The EPU Power Saving Mode is set to [Enabled] and allows
you to set power saving mode. Conguration options: [Auto] [Light Power Saving Mode]
[Medium Power Saving Mode] [Max Power Saving Mode]
2.4.4 GPU Boost
GPU Boost accelerates the integrated GPU for extreme graphics performance.
Conguration options: [OK] [Cancel]
2.4.5 DRAM Timing Control
The sub-items in this menu allow you to set the DRAM timing control features. Use the <+>
and <-> keys to adjust the value. To restore the default setting, type [auto] using the keyboard
and press <Enter>.
Changing the values in this menu may cause the system to become unstable! If this
happens, revert to the default settings.
2.4.6 CPU Power Management
The sub-items in this menu allow you to set the CPU ratio and features.
CPU Ratio [Auto]
Allows you to manually adjust the maximum non-turbo CPU ratio. Use <+> and <->
keys or the numeric keypad to adjust the ratio. The valid value ranges vary according
to your CPU model.