AMD Ryzen 9 3900X Linux Memory Scaling Performance
Written by Michael Larabel in Memory on 9 July 2019. Page 4 of 4. 31 Comments

So for those wondering about the DDR4 memory scaling, hopefully these tests under Ubuntu Linux on the Ryzen 9 3900X were helpful.

One of the tests suffering the most past DDR4-3733 was the Apache web-server, albeit not too common for running a production web server off a Ryzen desktop CPU....

Here's how the numbers play out if looking at the geometric mean across all the benchmarks carried out. Those wanting to dig into more of this DDR4 memory Ryzen performance data can find them via this result file.

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Michael Larabel is the principal author of and founded the site in 2004 with a focus on enriching the Linux hardware experience. Michael has written more than 10,000 articles covering the state of Linux hardware support, Linux performance, graphics drivers, and other topics. Michael is also the lead developer of the Phoronix Test Suite, Phoromatic, and automated benchmarking software. He can be followed via Twitter or contacted via

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