Especificaciones de los Synology RS409 y RS409RP+ en paralelo, de las fichas técnicas oficiales. Las diferencias están resaltadas.
| RS409 | RS409RP+ | |
| CPU | 1.2GHz | unknown |
| Núcleos / hilos | — | unknown |
| RAM (base) | 256MB | unknown |
| RAM (máx.) | — | unknown |
| Bahías | 4 | 4 |
| Ampliable a | 4 | 4 (via RX4) |
| Ranuras M.2 | 0 | 0 |
| Red | 2x Gigabit | 2 x Gigabit |
| 10GbE | no | no |
| Capacidad bruta máx. | 3TB | 8 drives |
| Intercambio en caliente | yes | yes |
| Formato | 1U rackmount | 1U rackmount |
| Lanzamiento | — | 2009 |
| Consumo | 52.8 W / 23 W | 61 W / 29 W |
| DSM de lanzamiento | 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.