Caractéristiques des Synology RS409 et RS409RP+ côte à côte, d'après les fiches techniques officielles. Les différences sont surlignées.
| RS409 | RS409RP+ | |
| CPU | 1.2GHz | unknown |
| Cœurs / threads | — | unknown |
| RAM (base) | 256MB | unknown |
| RAM (max.) | — | unknown |
| Baies | 4 | 4 |
| Extensible à | 4 | 4 (via RX4) |
| Emplacements M.2 | 0 | 0 |
| Réseau | 2x Gigabit | 2 x Gigabit |
| 10GbE | no | no |
| Capacité brute max. | 3TB | 8 drives |
| Remplacement à chaud | yes | yes |
| Format | 1U rackmount | 1U rackmount |
| Sortie | — | 2009 |
| Consommation | 52.8 W / 23 W | 61 W / 29 W |
| DSM à la sortie | 2.1 | 2.1 |
Choose the RS409RP+ if you need more headroom: it has the faster “+” CPU, more RAM capacity, and redundant power supplies, while both are 4-bay units with no built-in 10GbE or M.2. Neither model has 10GbE or M.2, and neither is a bay-count or expansion upgrade over the other.