QNAP's QTS/QuTS Hero are generally as "batteries included" as Synology's DSM in that respect. I threw 32GB of RAM in my TS-464 and run ~15 containers (as well a

QNAP's QTS/QuTS Hero are generally as "batteries included" as Synology's DSM in that respect. I threw 32GB of RAM in my TS-464 and run ~15 containers (as well as Plex, not in a container) on it with no problem.