Ryzen 2600x and 4x8GB DDR4-3200MHz problems

Pandora's Box

Senior member
Apr 26, 2011
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So last night I ran memtest on my 4x8gb sticks of gskill ram (4-3200C14Q-32GVK) . I had the memory running at xmp settings (3200mhz) at 1.35v. I woke up this morning to 675 errors in memtest. Before I left for work this morning I lowered the memory speed to 2933mhz with the same timings as xmp and voltage and began memtest testing again.


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I'm pretty sure the ram is good as I have not ran into memtest errors in the past with using all 4 sticks on Intel systems. Is it possible I'm running into motherboard and/or cpu limitations with trying to run 4 sticks of ram and that's what's causing the memory errors? If I get home from work today and have no errors testing at 2933mhz, I am thinking of stepping down to 2x8gb and running the memory at faster speeds than what I can with 4 sticks. I don't need 32gb of ram and if it's going to result in me not being able to crank up the memory speed I'm willing to step down to 2 sticks for a total of 16GB. This is dual rank Samsung b-die. In my old Intel system I had it running at 3600mhz no problems
 

Dasa2

Senior member
Nov 22, 2014
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If your ram is 8GB b die sticks then its Single rank as only 16GB sticks of b die can be dual rank.

You can probably stabilize it with more vdimm ~1.4v and increased v to the memory controller.
 

Pandora's Box

Senior member
Apr 26, 2011
428
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If your ram is 8GB b die sticks then its Single rank as only 16GB sticks of b die can be dual rank.

You can probably stabilize it with more vdimm ~1.4v and increased v to the memory controller.

I actually figured that this was the problem I was running into. Using Ryzen DRAM Calculator - I was putting in that my ram was dual rank, changing it to single rank and plugging in the timings into bios solved my stability issues. Now running 3200Mhz at 14-14-14-28-1T. I let MemTest run for 20 passes and had zero errors.
 

Dasa2

Senior member
Nov 22, 2014
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Glad it was a easy fix.
Now you can try 3466 or 3600MHz at some point if you like then move on to tweaking sub timings.