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Chapter 3, Igpu voltage [offset mode, Dram voltage [auto – Asus P8Z77-V LX User Manual

Page 74: Vccio voltage [auto, Pch voltage [auto, Vccsa voltage [auto

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Chapter 3: BIOS setup

Chapter 3

iGPU Voltage [Offset Mode]

[Manual Mode] Allows you to set a fixed iGPU voltage.
[Offset Mode]

Allows you to set the iGPU Offset voltage.

DRAM Voltage [Auto]

Allows you to set the DRAM voltage. The values range from 1.185V to 2.135V with a 0.005V

interval.

According to Intel CPU spec, DIMMs with voltage requirement over 1.65V may damage

the CPU permanently. We recommend you install the DIMMs with the voltage requirement

below 1.65V.

VCCIO Voltage [Auto]

Allows you to set the VCCIO voltage. The values range from 0.735V to 1.735V with a 0.005V

interval.

PCH Voltage [Auto]

Allows you to set the Platform Controller Hub volage. The values range from 0.735V to

1.685V with a 0.005V interval.

The values of the CPU Manual Voltage, CPU Offset Voltage, iGPU Manual Voltage,

iGPU Offset Voltage, DRAM Voltage, VCCIO Voltage and PCH Voltage items are

labeled in different color, indicating the risk levels of high voltage settings.

The system may need better cooling system to work stably under high voltage

settings.

VCCSA Voltage [Auto]

Allows you to set the VCCSA voltage. The values range from 0.925V to 1.025V with a 0.1V

interval. Configuration options: [Auto] [+0.1V]

Black

Yellow

Pink

Red

CPU Offset

Voltage

0.005V–

0.060V

0.065V–

0.120V

0.125V–

0.175V

0.180V–

0.635V

iGPU Mode

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

VCCIO Voltage

0.80000V–

1.10000V

1.10625V–

1.15000V

1.15625V–

1.20625V

1.21250V–

1.70000V

PCH Voltage

0.80000V–

1.10000V

1.11000V–

1.15000V

1.16000V–

1.20000V

1.21000V–

1.70000V