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Undervolting AMD Radeon RX Vega 56/Vega 64/Vega Frontier cards under Windows

 


If you have power issues while running your AMD RX Vega 56, AMD RX Vega 64 or Vega Frontier Edition cards in Mac Pro 3,1/4,1/5,1, under Windows, you can follow these steps.

 


This has zero impact on the performance, but will reduce power spikes causing rapid shutdowns, reduce coil whine, as well as power consumption.

 

 

Step 1

Right-click on your desktop and choose AMD Software: Adrenalin Edition from the context menu.

 

If you don't have this option make sure AMD driver is installed. Follow this guide: Installing AMD drivers under Windows.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows

 

 

Step 2

Click Performance tab.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows

 

 

Step 3

Click Tuning tab.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows

 

 

Step 4

Click Undervolt GPU button.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows

 

 

Step 5

Click Proceed button to start undervolting the graphics card. It will take just a few seconds.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows

 

 

Step 6

Done! Your GPU would be automatically undervolted e.g. to 1157 mV. That's enough to prevent power spikes causing rapid shutdowns in a Mac Pro.

Undervolting AMD Radeon RX Vega 56/64 cards under Windows