Specifications

ASUS P7H55D-M PRO
3-15
Chapter 3
3.5 Ai Tweaker menu
The Ai Tweaker menu items allow you to congure overclocking-related items.
Be cautious when changing the settings of the Ai Tweaker menu items. Incorrect eld
values can cause the system to malfunction.
The conguration options for this chapter vary depending on the CPU and DIMM model you
installed on the motherboard.
Scroll down to display the following items:
v02.61 (C)Copyright 1985-2009, American Megatrends, Inc.
BIOS SETUP UTILITY
Main Ai Tweaker Advanced Power Boot Tools Exit
[D.O.C.P.]
It’s designed to
overclock DRAM
frenquency by adjusting
BCLK frequency.
[X.M.P.]
When X.M.P. is enabled
BCLK frequency,
CPU ratio and memory
parameters will be
auto optimized.
←→ Select Screen
↑↓ Select Item
+- Change Option
F1 General Help
F10 Save and Exit
ESC Exit
Congure System Performance Settings
Ai Overclock Tuner [Auto]
CPU Ratio Setting [Auto]
Intel(R) SpeedStep(TM) Tech [Enabled]
Intel(R) TurboMode Tech [Enabled]
Xtreme Phase Full Power Mode [Auto]
DRAM Frequency [Auto]
QPI Frequency [Auto]
DRAM Timing Control
CPU Differential Amplitude [Auto]
CPU Clock Skew [Auto]
******* Please key in numbers directly! *******
CPU Voltage Mode [Offset]
Offset Voltage [Auto]
IMC Voltage [Auto]
v02.61 (C)Copyright 1985-2009, American Megatrends, Inc.
DRAM Voltage [Auto]
CPU PLL Voltage [Auto]
PCH Voltage [Auto]
iGPU Voltage [Auto]
***********************************************
Load-Line Calibration [Auto]
CPU Spread Spectrum [Auto]
PCIE Spread Spectrum [Auto]
3.5.1 Ai Overclock Tuner [Auto]
Allows selection of CPU overclocking options to achieve desired CPU internal frequency.
Select either one of the preset overclocking conguration options:
Manual
Allows you to individually set overclocking parameters.
Auto
Loads the optimal settings for the system.
D.O.C.P
Overclocks DRAM frequency by adjusting BCLK frequency.
X.M.P.
If you install memory modules supporting the eXtreme Memory
Prole (X.M.P.) Technology, choose this item to set the proles
supported by your memory modules for optimizing the system
performance.
The conguration options for the following sub-item vary depending on the DIMMs you
install on the motherboard.