Synology DS220+

What is the maximum number of drive bays on the Synology DS220+?

The Synology DS220+ has two drive bays.

What drive form factors and types does the DS220+ support?

It supports both 3.5-inch and 2.5-inch SATA HDDs and SSDs. It does not support NVMe drives for storage, though it has two M.2 NVMe slots for cache acceleration only.

What CPU is inside the Synology DS220+?

It is powered by an Intel Celeron J4025 dual-core processor.

How much RAM does the DS220+ support, and can it be upgraded?

The DS220+ comes with 2GB of DDR4 RAM, soldered on the motherboard, and is not user-upgradeable. The maximum supported RAM is 6GB (2GB soldered + 4GB via an optional SO-DIMM slot), though Synology officially lists 6GB as the max.

What network ports does the DS220+ have?

It has two Gigabit Ethernet (RJ-45) ports, which support link aggregation and failover.

Can the DS220+ be expanded with additional storage or devices?

Yes, it supports expansion via one eSATA port for connecting a Synology DX517 expansion unit (up to 5 additional drives), and it has two USB 3.0 ports for external drives or other peripherals.