Going from 2x8 to 4x8, any issues with this?

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11 Jan 2011
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Hi all,

I'm looking to upgrade my memory.

I currently have:

Motherboard -MSI MPG B550 Gaming Edge WiFi

Memory - Crucial Ballistix BL2K8G36C16U4R 3600 MHz 2 x 8GB

I'm looking to buy another set of the above memory so I will go from 2x8 to 4x8.

Are there any issues that may happen or am I forgetting something totally obvious or can I literally just slot these 2 extra sticks in and off I go?

Thank you!
 
The memory controller is on the CPU nowadays, assuming you're using one of the generation of ryzens. It could struggle to run the higher memory speeds with all 4 banks filled. It might be fine, it might need tweaking sadly.
 
You may need to tweak the timings and voltages to keep it stable.

I added an extra 16gb to my 5950x and b450 system and had to spend some time to get it to run at 3600 and I had to drop the timings from c14 down to c16.
 
I think I'll just order a set and see how it goes lol. I will be back here to confirm! hopefully this will help other people if they come across this query too
 
@Brumboy

Have you added the extra RAM yet?

I am running 4 sticks of the same RAM (RGB version though) with no problems at all.

I did read that 4 single rank sticks equates to having 2 dual rank sticks.

I have a 5800X on a X570 mobo.
 
Should be fine. As mentioned before, first gen Ryzen (1000 series) was a pain for memory compatibility, 2000 series improved and from 3000 series or 5000 series are fine, unless you’re very unlucky or using exotic RAM.
Been running 8Pack Samsung B-die since Ryzen 1600x and never had issues. The kits are 2 x 8GB 3200 (4 x 8GB in total) and was running them using the 3600 timings and 1.36V no issues, apart from Battlefield V, which was a very poor game, anyway.
Has been solid since 2013. Now still rocking on a Z690 motherboard.
 
i got 3200 ram but 4 sticks runs max at 2733mhz on my r7 1700 and my 5600x. with 2 sticks 3200mhz worked fine.
First gen Ryzen was a pain regarding RAM. I decided to splash and go with Samsung B-die, and I’m glad I did. The second gen Ryzen improved things, third gen was solid and last gen allowed some decent RAM overclock.
Quite few people had to wait few BIOS updates to be able to run their RAM past 3000MHz.
 
I've got 4 x 8gb 3600mhz with my x570 and 5800x3D and it runs fine. The timings are a bit slow CL18 but I cant be bothered to eek out anymore performance they work just fine. I've had 4 x 8gb of different DDR4 for the past 5-6 years. As long as I get all 4 the same model.
 
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