Caractéristiques des Synology DVA3219 et DVA3221 côte à côte, d'après les fiches techniques officielles. Les différences sont surlignées.
| DVA3219 | DVA3221 | |
| CPU | Intel Atom C3538 | Intel Atom C3538, 2.1 GHz |
| Cœurs / threads | 4 cores / 4 threads | 4 cores / 4 threads |
| RAM (base) | 4 GB DDR4 | 8 GB DDR4 non-ECC (4 GB x 2) |
| RAM (max.) | 32 GB | 32 GB (16 GB x 2) |
| Baies | 4 | 4 |
| Extensible à | 10 | 10 (2 x DX517) |
| Emplacements M.2 | 0 | 0 |
| Réseau | 4× 1GbE RJ-45 | 4 x 1GbE RJ-45 |
| 10GbE | no | no |
| Capacité brute max. | 224 TB | 64 TB internal; 224 TB with 2 x DX517 |
| Remplacement à chaud | yes | yes |
| Format | Desktop | Tower |
| Sortie | 2019 | 2020 |
| Consommation | — | 43.92 W / 28.43 W |
| DSM à la sortie | — | — |
Pick the DVA3221 if you want the newer, faster platform: it uses a much stronger Intel Celeron J4125, supports up to 6 GB RAM, and has 8 bays with expansion support. It also adds dual M.2 NVMe slots and 10GbE options, while the older DVA3219 is built on a weaker Intel Celeron J3455, tops out at 6 GB RAM, and has 4 bays with no M.2/10GbE.