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Chapter 2: BIOS information 2-15
2.4.5 OC Tuner
OC Tuner automatically overclocks the frequency and voltage of CPU and DRAM for
enhancing the system performance. Press <Enter> and select OK to start automatic
overclocking.
2.4.6 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.
2.4.7 CPU Voltage [Offset Mode]
[Offset Mode] To offset the voltage by a positive or negative value.
[Manual Mode] To set the voltage manually.
CPU Offset Mode Sign [+]
This item appears only when you set the CPU Voltage item to [Offset Mode].
[+] To offset the voltage by a positive value.
[–] To offset the voltage by a negative value.
CPU Offset Voltage [Auto]
Allows you to set the CPU Offset voltage. The values range from 0.00625V to 0.500V
with a 0.00625V interval.
Refer to the CPU documentation before setting the CPU voltage. Setting a high voltage
may damage the CPU permanently, and setting a low voltage may make the system
unstable.
VDDNB Offset Mode Sign [+]
This item appears only when you set the CPU Voltage item to [Offset Mode].
[+] To offset the voltage by a positive value.
[–] To offset the voltage by a negative value.
VDDNB Offset Voltage [Auto]
Allows you to set the VDDNB Offset voltage. The values range from 0.00625V to
0.500V with a 0.00625V interval.
CPU Manual Voltage [Auto]
This item appears only when you set the CPU Voltage item to [Manual Mode] and allows you
to manually set the CPU voltage. The values range from 0.800V to 1.550V with a 0.0125V
interval.
VDDNB Manual Voltage [Auto]
This item appears only when you set the CPU Voltage item to [Manual Mode] and allows you
to manually set the VDDNB voltage. The values range from 0.800V to 1.550V with a 0.0125V
interval.