How do I check if the dedicated graphics card in my MacBook is working properly? What program will make the dedicated AMD 555X card launch? How can I check if my dedicated graphics card is working fine?
MacBook Pro 15″, macOS 11.2
In addition, connecting an external display will always force Discrete graphics. These MacBook Pro models to date have no pathways from the Intel Integrated graphics to the external display. It MUST use Discrete graphics chip.
Hello piotrn95,
Thank you for using Apple Support Communities!
We understand from your post that you would like to check the graphics card in your MacBook is working properly. One option may be to run Apple Diagnostics. This article will provide you with steps on how to run Apple Diagnostics which you may find helpful:
Use Apple Diagnostics to test your Mac - Apple Support
Best Regards.
piotrn95 wrote:
How do I check if the dedicated graphics card in my MacBook is working properly? What program will make the dedicated AMD 555X card launch? How can I check if my dedicated graphics card is working fine?
The Photos.app will kick it in
You can see before and after—it is added to >About this Mac You will have to close and open it again:
The integrated and the addition of the Discreet (your "dedicated")
Checking the dedicated graphics card on the MacBook Pro
