Go into BIOS (press “DEL“ repetitively on boot)

Open advanced tab

Select AMD CBS

Select NBIO Common Options

Select GFX Configuration

Set iGPU Configuration to: UMA_SPECIFIED

UMA Frame buffer Size option will appear, set it to the desired size

• Size options:

  • Auto

  • 64M

  • 128M

  • 256M

  • 284M

  • 512M

  • 80M

  • 96M

  • 768M

  • 1G

  • 2G

  • 3G

  • 4G

  • 8G

  • 16G