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AB350 Gaming-ITX/ac VGA only run at X8 mode

Printed From: ASRock.com
Category: Technical Support
Forum Name: AMD Motherboards
Forum Description: Question about ASRock AMD motherboards
URL: https://forum.asrock.com/forum_posts.asp?TID=12671
Printed Date: 02 Aug 2025 at 6:16am
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com


Topic: AB350 Gaming-ITX/ac VGA only run at X8 mode
Posted By: Rezo
Subject: AB350 Gaming-ITX/ac VGA only run at X8 mode
Date Posted: 15 Oct 2019 at 2:48pm
Hello, my RX570 VGA card only run at x8 instead of x16.
Reinstall WIN10 OS and also replug the card still no help. Is there any limitation?
Thanks.



Replies:
Posted By: ASRock_TSD
Date Posted: 15 Oct 2019 at 2:55pm
Dear Rezo,

Greetings, this is ASRock TSD.


AB350 Gaming-ITX/ac only supports Summit Ridge and Pinnacle Ridge CPU to run at PCIE x16 mode, so please help to check which CPU do you installed on this system.

For detail information, please refer to our specification from below link.
https://www.asrock.com/MB/AMD/Fatal1ty%20AB350%20Gaming-ITXac/index.asp#Specification


Thanks!

All the best,
ASRock TSD



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