MSI Z87-GD65-GAMING manual Over-current protection

Models: Z87-GD65-GAMING

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Current CPU Core Voltage/ Current CPU Ring Voltage/ Current CPU GT Voltage/ Current CPU SA Voltage/ Current CPU IO Digital Voltage

Show the current voltages. Read-only.

Internal VR OVP OCP Protection [Auto]

Enables or disables the over-voltage protection and over-current protection for CPU internal VR (Voltage Regulator).

[Auto]

This setting will be configured automatically by BIOS.

[Enabled]

Sets the voltage limit on the CPU internal VR for over-voltage protection

 

and over-current protection.

[Disabled]

Disables this function for overclocking.

▶Internal VR Efficiency Management [Auto]

Enables or disables the CPU internal VR efficiency management.

[Auto]

This setting will be configured automatically by BIOS.

[Enabled]

Enables the VR effciency management for power-saving control.

[Disabled]

Disables this function.

▶DRAM Voltage [Auto]

Sets the memory voltage. If set to "Auto", BIOS will set memory voltage automatically or you can set it manually.

▶Current DRAM Voltage

Shows current memory voltage. Read only.

DDR_VREF_CA/ DDR_VREF_DQ_A/ DDR_VREF_DQ_B/ PCH 1.05 Voltage/ PCH 1.5 Voltage

Set these voltages. If set to "Auto", BIOS will set these voltages automatically or you can set it manually.

Current PCH 1.05 Voltage

Shows current PCH 1.05 voltage. Read only.

▶CPU Memory Changed Detect [Enabled]

Enables or disables the system to issue a warning message during boot when the CPU or memory has been replaced.

[Enabled]

The system will issue a warning message during boot and than needs

 

to load the default settings for new devices.

[Disabled]

Disables this function and keeps the current BIOS settings.

▶Spread Spectrum

This function reduces the EMI (Electromagnetic Interference) generated by modulating clock generator pulses.

[Enabled]

Enables the spread spectrum function to reduce the EMI

 

(Electromagnetic Interference) problem.

[Disabled]

Enhances the overclocking ability of CPU Base clock.

Important

If you do not have any EMI problem, leave the setting at [Disabled] for optimal system stability and performance. But if you are plagued by EMI, select the value of Spread Spectrum for EMI reduction.

The greater the Spread Spectrum value is, the greater the EMI is reduced, and the system will become less stable. For the most suitable Spread Spectrum value,

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BIOS Setup

Chapter 3

Page 89
Image 89
MSI Z87-GD65-GAMING manual Over-current protection