Chapter 3, Dram data ref voltage on cha [auto, Dram ctrl ref voltage on chb [auto – Asus P8Z77-V User Manual

Page 86: Cpu spread spectrum [auto

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Chapter 3: BIOS setup

Chapter 3

DRAM DATA REF Voltage on CHA [Auto]

Allows you to set the DRAM DATA Reference Voltage on Channel A/B. The values

range from 0.395x to 0.630x with a 0.005x interval. Different ratio might enhance DRAM

overclocking ability.

DRAM CTRL REF Voltage on CHB [Auto]

Allows you to set the DRAM Control Reference Voltage on Channel A/B. The values

range from 0.395x to 0.630x with a 0.005x interval. Different ratio might enhance DRAM

overclocking ability.

CPU Spread Spectrum [Auto]

[Auto]

Automatic configuration.

[Disabled]

Enhances the BCLK overclocking ability.

[Enabled]

Sets to [Enabled] for EMI control.

Black

Yellow

Pink

Red

CPU Manual

Voltage

0.8V–1.22V

1.225V–

1.280V

1.285V–

1.335V

1.340V–

1.990V

CPU Offset

Voltage

0.005V–

0.060V

0.065V–

0.120V

0.125V–

0.175V

0.180V–

0.635V

iGPU Offset

Voltage

0.005V–

0.035V

0.04V–0.065V 0.07V–0.1V

0.105V–

0.635V

DRAM Voltage

1.20000V–

1.57500V

1.58125V–

1.65000V

1.65625V–

1.72500V

1.73125V–

2.20000V

VCCSA Voltage

0.80000V–

0.96875V

0.97500V–

1.01250V

1.01875V–

1.06250V

1.06875V–

1.70000V

VCCIO Voltage

0.80000V–

1.10000V

1.10625V–

1.15000V

1.15625V–

1.20625V

1.21250V–

1.70000V

CPU PLL Voltage 1.20000V–

1.88750V

1.89375V–

1.97500V

1.98125V–

2.06875V

2.07500V–

2.20000V

PCH Voltage

0.80000V–

1.10000V

1.11000V–

1.15000V

1.16000V–

1.20000V

1.21000V–

1.70000V