AMD Motherboards - M2_2 slow compared to M2

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M2_2 slow compared to M2_1 X570 Taichi

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=17188
Printed Date: 11 Nov 2025 at 11:24pm
Software Version: Web Wiz Forums 12.04 - http://www.webwizforums.com

Topic: M2_2 slow compared to M2_1 X570 Taichi

Posted By: umerov
Subject: M2_2 slow compared to M2_1 X570 Taichi
Date Posted: 08 Nov 2020 at 3:40pm

Socket M2_2 slow compared to M2_1

NVME 970 EVO plus 1Tb in

M2_1 Read: 3537 Write: 3309
M2_2 Read: 3273 Write: 2786 !!!!! big difference

Big difference compare to M2_1.

Any suggestions?

Specs: X570 Taichi, ryzen 9 3900X, 64Gb, NVME 970 EVO plus 1Tb, Win 10 64

Replies:

Posted By: umerov
Date Posted: 09 Nov 2020 at 12:50am

I want to connect two SSD ( NVME 970 EVO plus 1Tb) in M2_1 and M2_1
They have different speeds depending on the port connected.
I am interested is this norm or I have a problem with the drivers or windows?