OWC 32GB (2 x 16GB) PC21300 DDR4 2666MHz SO-DIMMs Memory, Compatible with Mac Mini 2018, iMac 2019 and up, and Compatible PCs, (OWC2666DDR4S32P) at Amazon.com
256GB (4X64GB) DDR4 DIMM Memory Ram Compatible with ASUS/ASmobile Motherboard Z10PC-D8/10G-2S Motherboard Server Load Reduced by CMS D92 - Computer Memory Solutions
DDR4 Memory Scaling on AMD AM4 Platform - The Best Memory Kit For AMD Ryzen CPUs - Legit Reviews
RAM Compatibility: Important Things You Should Know | Storables
How To Know if RAM is Compatible with the rest your system - A Guide To RAM Compatibility - YouTube