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Graphics Driver issue when EGPU is used

potatosubwoofer
Rising Star II
System: Windows 10
Battery or AC: Plugged in and then unplugged (read below)
Model: UX482EG with MX450 and Razer Core X Chroma with MSI GTX1070
Frequency of occurrence: When unplugged from EGPU
========================
Detailed description:
I get a driver error when I transition from my EGPU to my discrete GPU inside the laptop.
This error shows up in Device Manager, that the onboard MX450 is disabled. I also cannot see the MX450 in Task Manager even though the device is recognised in Device Manager.
I have noticed that one of the consequences of this driver fault is that the laptop idles at around 20-22 W which discharges the battery in about 3 hours, instead of the usual expected 8 hours when everything is running normally.
The current workaround for this is to use the GeForce Experience program to reinstall the Graphics Drivers, but obviously this is not an acceptable solution for a consistent driver fault. It also requires a restart which is not how a portable ultrabook should work.
Does anyone at ASUS have a driver fix for this problem specific to this device?
13 REPLIES 13

potatosubwoofer
Rising Star II
Update: I am still waiting to try this fix but I can't uninstall drivers yet because I have a lot of work on the go. Just replying here to keep the thread alive, because if this is fixed then potentially many other EGPU users of other brands would have their problems solved as well.

Rachelgomez123
Star III
Steps to fix -
Uninstall your old display drivers: 
You can uninstall your old display drivers and install the new one. Through this, a lot of problems are disappearing from your PC.
You should make sure that your installed display drivers are fixed properly.
Check your power supply: 
You should also check your power supply. Sometimes high voltage or high power transmission can crash your eGPU and put you in trouble.
Rig a desk fan to blow into your computer: 
If your eGPU is crashing many times, then maybe it is happening because of overheating. If you play games for a longer period, then the inside of your case may be overheating.

Greeting,
Rachel Gomez

potatosubwoofer
Rising Star II
Rachelgomez123

Steps to fix -

Uninstall your old display drivers: 

You can uninstall your old display drivers and install the new one. Through this, a lot of problems are disappearing from your PC.

You should make sure that your installed display drivers are fixed properly.

Check your power supply: 

You should also check your power supply. Sometimes high voltage or high power transmission can crash your eGPU and put you in trouble.

Rig a desk fan to blow into your computer: 

If your eGPU is crashing many times, then maybe it is happening because of overheating. If you play games for a longer period, then the inside of your case may be overheating.

Greeting,

Rachel Gomez


View post
@Rachelgomez123 I do not think you have read the details of my post correctly. Not many of your solutions are relevant to the situation. Thank you for trying to help but please refrain from posting generic information if you have not read the posts in the thread carefully.

ASUS_Bot
Rising Star II
Thread automatically closed due to inactivity. If the reported issue has not been resolved or you require further assistance from one of our moderators, please create a new thread and we will be with you shortly.