Adding SSD Cache to Synology DiskStation DS918+ with Samsung NVMe M2 SSD -
Synology DS918+ Review a Powerful and Easy-to-Use 4-Bay NAS
Synology has quietly added support for M.2 SSD volumes. This is a huge deal, as Synology previously allowed these slotted SSD drives for cache purposes only, limiting their utility. : r/StorageReview
Amazon.com: Synology DiskStation DS918+ NAS Server for Business with Intel Celeron CPU, 8GB Memory, 256GB SSD, 8TB HDD, DSM Operating System : Electronics