Asus M4A89GTD PRO/USB3 - Manual (Page 76)

3-16 Chapter 3: BIOS setup
Chapter 3
The configuration options for the following sub-items vary depending on the CPU/DIMMs
you install on the motherboard.
OC From CPU Level UP [Auto]
This item appears only when you set the Ai Overclock Tuner item to [Manual] and allows
you to select a CPU level. The related parameters will be automatically adjusted according to
the selected CPU level.
CPU Bus Frequency [XXX]
This item appears only when you set the Ai Overclock Tuner item to [Manual] and displays displays
the frequency sent by the clock generator to the system bus and PCI bus. Use the <+> and
<-> keys to adjust the CPU Bus frequency. You can also key in the desired frequency using
the numeric keypad. The values range from 100 to 600.
PCIE Frequency [XXX]
This item appears only when you set the Ai Overclock Tuner item to [Manual] and allows allows
you to set the PCI Express frequency. Use the <+> and <-> keys to adjust the PCIE
frequency. You can also key in the desired value using the numeric keypad. The values range
from 100 to 150.
DRAM O.C. Profile [DDR3-1600MHz]
This item appears only when you set the Ai Overclock Tuner item to [D.O.C.P.] and allows
you to select a DRAM O.C. profile, which applies different settings to DRAM frequency,
DRAM timing and DRAM voltage. Configuration options: [DDR3-1600MHz] [DDR3-1800MHz]
[DDR3-1866MHz]
Profile Info : xxxxMHz–x-x-x-xx
This item appears only when you set the Ai Overclock Tuner item to [D.O.C.P.] and displays
the current DRAM profile information. The profile information varies according to the DRAM
O.C. Profile you’ve selected.
3.5.3 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:
Manual Allows you to individually set overclocking parameters.
Auto Loads the optimal settings for the system.
D.O.C.P
Allows you to select a DRAM O.C. profile, and the related parameters
will be adjusted automatically.
CPU Level UP
Allows you to select a CPU level, and the related parameters will be
adjusted automatically.
3.5.2 OC Tuner Utility
OC Tuner utility automatically overclocks the frequency and voltage of the CPU and DRAM.
Press �Enter�� to start auto tuning. It takes around five minutes, and the system will reboot for
several times until auto tuning is completed.