Synology NAS Memory Upgrade Guide – 2023 Edition – NAS Compares
OWC 16GB DDR4 RAM Compatible with Synology DiskStation DS723+ and DS923+ NAS System 2666MHz PC4-21300 CL19 ECC SODIMM 2Rx8 1.2V Memory Upgrade at Amazon.com
Synology: Which RAM to Buy For DS720+ NAS – Marius Hosting
parts-quick 4GB Memory for Synology DS220+ Compatible DDR4 SODIMM 2666MHz RAM at Amazon.com