Synology DS923+ Dual-Core 4-Bay NAS, 4GB RAM, 32TB (4 x 8TB) of Synology Enterprise Drives and 1.6TB (2 x 800GB) Synology Cache Fully Assembled and Tested By CustomTechSales Desktop NAS - Newegg.com
Synology DS918+ 16GB Guide – NAS Compares
Memory Upgrade on the Synology DS918+ 4 Bay NAS - Cheap and Easy ! - YouTube
Amazon.com: Synology DiskStation DS918+ NAS Server for Business with Intel Celeron CPU, 8GB Memory, 256GB SSD, 8TB HDD, DSM Operating System : Electronics
New DS920+, Flashing Lights after RAM Upgrade, more in comments : r/synology
How do you choose RAM for your Synology NAS? - Coolblue - anything for a smile