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Chapter 3 – Asus SABERTOOTH X79 User Manual

Page 78

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3-16

Chapter 3: BIOS setup

Chapter 3

VTTCPU Voltage [Auto]

Allows you to set the VTTCPU voltage. The values range from 1.05V to 1.70V with a

0.00625V interval.

PCH 1.1v Voltage [Auto]

Allows you to set the 1.1v Platform Controller Hub voltage. The values range from 1.10V to

1.70V with a 0.00625V interval.

PCH 1.5v Voltage [Auto]

Allows you to set the 1.5v Platform Controller Hub voltage. The values range from 1.50V to

1.80V with a 0.00625V interval.

VTTDDR Voltage (CHA, CHB) [Auto]

Allows you to set the CHA, CHB VTTDDR voltage. The values range from 0.6250V to 1.10V

with a 0.00625V interval.

VTTDDR Voltage (CHC, CHD) [Auto]

Allows you to set the CHC, CHD VTTDDR voltage. The values range from 0.6250V to 1.10V

with a 0.00625V interval.

DRAM CTRL REF Voltage on CHA/B/C/D [Auto]

The values range from 0.3950x to 0.6300x with a 0.0050x interval.

DRAM DATA REF Voltage on CHA/B/C/D [Auto]

The values range from 0.3950x to 0.6300x with a 0.0050x interval.

DRAM Read REF Voltage on CHA/B/C/D [Auto]

The values range from 0.38500x to 0.61500x with a 0.0050x interval.

CPU Frequency Spread Spectrum [Auto]

[Disabled]

Enhances the BCLK overclocking ability.

[Enabled]

Sets to [Enabled] for EMI control.

[Auto]

Automatic configuration.

PCIE Frequency Spread Spectrum [Auto]

[Auto]

Loads the settings automatically.

[Disabled]

Enhances the PCIE overclocking ability.

[Enabled]

Sets to [Enabled] for EMI control.