Are EGPU issues fixed in 10.15.2 Catalina

I have been holding off on upgrading to Catalina because of the issues I have seen posted regarding booting with an EGPU connected. I have a 2018 Mac mini with a Razer Core X EGPU box containing an RX580.


I was wondering if the latest update to Catalina (10.15.2) fixes these issues.

Mac mini 2018 or later

Posted on Dec 11, 2019 8:45 AM

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Posted on Dec 11, 2019 10:58 PM

Unfortunately the latest 10.115.2 BREAKS the eGPU support which was introduced with 10.15.1


I'm using the ASUS XG-Station-Pro eGPU with MSI RX 5700 Mech OC + Mac Mini 2018.


I had to go back to doing what worked with the original Catalina release. Make sure the eGPU is turned off. Now turn on the 2018 Mac mini. Wait a minute or so for it to start up, THEN turn on the eGPU. The user login screen will then show and you can use the screen as normal.


Do not have the eGPU running when restarting the Mac mini - all you get is a "black screen of death". There might be a signal, but no image. Very frustrating. Consequently there is no Apple startup logo or progress bar.


Sheesh - does anyone bother to test these things?


108 replies

Jan 16, 2020 6:22 AM in response to jormsby

Just wanted to pile on here as my system was working perfectly before updating to 10.15.2.


System: Mac mini (2018)

OS: 10.15.2

eGPU: Razer Core X + Radeon VII


Issue: System boots to black screen, nothing fixes it once boot sequences has begun. The Mac mini will sit like this indefinitely and get very hot.


Temporary fixes: Reset NVRAM and/or SMC. Sometimes one works without the other, other times you doing both is required.


Moving forward I'm going to try the suggestion I read here and boot the Mac mini first and then turn the eGPU 30 seconds after. This would still be annoying, but it's better than reseting the NVRAM and SMC as I've been having to do every few days.




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Are EGPU issues fixed in 10.15.2 Catalina

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