8GB DDR4-2666 ECC SODIMM for Synology RackStation RS822+ RS822RP+ NAS Memory RAM | eBay
A-Tech 16GB Kit (2x8GB) RAM Compatible for Synology NAS RackStation RS1219+, RS818RP+, RS818+ | DDR3/DDR3L 1600MHz PC3L-12800 Non-ECC Unbuffered SODIMM Memory (Replacement for RAM1600DDR3L-8GBx2) at Amazon.com
Synology Memory Alternative - What do you all think of Arch Memory? Claims compatibility with Synology. Even the new DS1621+ which I have. Anyone had long term experience with this memory? Or