There is one from a german magazine, https://www.hardwareluxx.de/index.php/artikel/hardware/prozessoren/50163-amds-ryzen-7-3700x-und-ryzen-9-3900x-im-test.html?

There is one from a german magazine, https://www.hardwareluxx.de/index.php/artikel/hardware/prozessoren/50163-amds-ryzen-7-3700x-und-ryzen-9-3900x-im-test.html?start=13 https://www.hardwareluxx.de/index.php/artikel/hardware/proze.... You can use DDR4-3200 (that's also shown by most other benchmarks using that speed), but you get a performance increase from using DDR4-3600.