Asus M4A78T-E User Manual - Page 75

SB Clock Spread Spectrum [Disabled] - northbridge

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3.5.12 CPU VDDA Voltage [Auto] Allows you to select the CPU VDDA voltage. The values range from 2.50V to 2.80V with a 0.10V interval. 3.5.13 DRAM Voltage [Auto] Allows you to select the DDR3 reference voltage. The values range from 1.50V to 2.50V with a 0.02V interval. 3.5.14 HT Voltage [Auto] Allows you to select the HyperTransport voltage. The values range from 1.20V to 1.50V with a 0.02V interval. 3.5.15 NB Voltage [Auto] Allows you to select the Northbridge voltage. The values range from 1.10V to 1.40V with a 0.02V interval. 3.5.16 NB 1.8V Voltage [Auto] Allows you to select the Northbridge 1.8V voltage �T�h�e��v�a�l�u�e�s��r�a�n�g�e��f�r�o�m��1��.8�0��V��to��2�.�0�0�V���w�i�th� a 0.20V interval. 3.5.17 SB Voltage [Auto] Allows you to select the Southbridge voltage. The values range from 1.20V to 1.35V with a 0.15V interval. • Setting the voltages to a high level may damage the CPU, memory module, and chipset permanently. Proceed with caution. • The system may require a better cooling system to work stably under high voltage settings. 3.5.18 CPU Spread Spectrum [Enabled] [Disabled] Enhances the FSB overclocking ability [Enabled] Set to [Enabled] for EMI control. 3.5.19 PCIE Spread Spectrum [Enabled] [Disabled] Enhances the PCIE overclocking ability [Enabled] Set to [Enabled] for EMI control. 3.5.20 SB Clock Spread Spectrum [Disabled] [Disabled] Disables the internal southbridge spread [Enabled] Enables the internal southbridge spread. Chapter 3 ASUS M4A78T-E 3-17

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ASUS M4A78T-E
3-17
Chapter 3
3.5.18
CPU Spread Spectrum [Enabled]
[Disabled]
Enhances the FSB overclocking ability
[Enabled]
Set to [Enabled] for EMI control.
3.5.19
PCIE Spread Spectrum [Enabled]
[Disabled]
Enhances the PCIE overclocking ability
[Enabled]
Set to [Enabled] for EMI control.
3.5.20
SB Clock Spread Spectrum [Disabled]
[Disabled]
Disables the internal southbridge spread
[Enabled]
Enables the internal southbridge spread.
3.5.12
CPU VDDA Voltage [Auto]
Allows you to select the CPU VDDA voltage. The values range from 2.50V to 2.80V with a
0.10V interval.
3.5.13
DRAM Voltage [Auto]
Allows you to select the DDR3 reference voltage. The values range from 1.50V to 2.50V with
a 0.02V interval.
3.5.14
HT Voltage [Auto]
Allows you to select the HyperTransport voltage. The values range from 1.20V to 1.50V with
a 0.02V interval.
3.5.15
NB Voltage [Auto]
Allows you to select the Northbridge voltage. The values range from 1.10V to 1.40V with a
0.02V interval.
3.5.16
NB 1.8V Voltage [Auto]
Allows you to select the Northbridge 1.8V voltage The values range from 1.80V to 2.00V with
The values range from 1.80V to 2.00V with
a 0.20V interval.
3.5.17
SB Voltage [Auto]
Allows you to select the Southbridge voltage. The values range from 1.20V to 1.35V with a
0.15V interval.
•
Setting
the voltages
to a high level may damage the CPU, memory module, and
chipset permanently. Proceed with caution.
•
The system may require a better cooling system to work stably under high voltage
settings.