The Synology DiskStation DS1621+ is a six-bay Ryzen V1500B NAS with 4GB ECC memory, four 1GbE ports, two M.2 NVMe slots and PCIe expansion for 10GbE or 25GbE networking. It remains useful for DS1621+ replacement searches and six-bay Synology business comparisons.
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| Brand | Synology |
|---|---|
| Series | DiskStation Plus |
| Model Number | DS1621+ |
| Release Year | 2020 |
| Lifecycle Status | Discontinued; full DSM/support |
| Form Factor | Tower |
| HDD Bays | 6 |
|---|---|
| M.2 NVMe Slots | 2 |
| Supported Drive Types | 3.5-inch SATA HDD; 2.5-inch SATA SSD; M.2 2280 NVMe SSD |
| Supported RAID | SHR; Basic; JBOD; RAID 0/1/5/6/10 |
| File System | Btrfs; ext4 |
| CPU | Ryzen V1500B |
|---|---|
| CPU Cores | 4 |
| Installed RAM | 4 GB |
| RAM Type | DDR4 ECC SODIMM |
| ECC Memory | True |
| Maximum RAM | 32 GB |
| Hardware Transcoding | No |
| Plex Fit | Direct-play only |
| 1GbE Ports | 4 |
|---|---|
| 2.5GbE Ports | 0 |
| 5GbE Ports | 0 |
| 10GbE RJ45 Ports | 0 |
| 10GbE SFP+ Ports | 0 |
| PCIe Expansion | Yes |
| Operating System | DSM |
|---|
These are NAS-oriented HDD families already tracked by DiskBarn. They are comparison starting points, not a guarantee of compatibility. Check the NAS manufacturer's drive-compatibility guidance and verify the exact HDD model before purchasing.
