Upgraded CPU from 2 core to 2 thread to a Xeon. Do I need to change my DSM version to match the CPU? - General Post-Installation Questions/Discussions (non-hardware specific) - XPEnology Community
Yes, you can put 64GB RAM in the DS3622xs+ : r/synology
TuM'Fatig - The Synology DiskStation Manager (DSM) in VMware ESXi
The Synology DS3617xs vs The Synology DS3615xs – Enterprise Synology NAS Comparison – NAS Compares
Synology 12-Bay 2.5"/3.5" SATA 6Gbps Desktop NAS - DS3615xs - Qlick Internet Solutions
Synology NAS CPU lijst - DomoticX Knowledge Center