4 Things to Know About the TrueNAS Mini R's Drive Bays
The TrueNAS Mini R only supports SATA drives in its bays It accepts 2.5-inch and 3.5-inch SATA HDDs and SSDs, with no NVMe support.
No NVMe slots are available You cannot install NVMe drives in the drive bays, so plan for SATA-only storage.
Configuration stays simple Without NVMe cache tiers to set up, the system is straightforward for a dedicated NAS appliance.
Just add drives and go The SATA-only design means less complexity and fewer decisions when building your storage pool.