Specifications

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 withThe 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.