Especificaciones de los Synology RS409 y RS409RP+ en paralelo, de las fichas técnicas oficiales. Las diferencias están resaltadas.
| RS409 | RS409RP+ | |
| CPU | 1.2GHz | Intel x86 |
| Núcleos / hilos | — | — |
| RAM (base) | 256MB | 512 MB |
| RAM (máx.) | — | 1 GB |
| Bahías | 4 | 4 |
| Ampliable a | 8 | 8 |
| Ranuras M.2 | 0 | 0 |
| Red | 2x Gigabit | 2x Gigabit |
| 10GbE | no | no |
| Capacidad bruta máx. | 3TB internal; 8 bays w/ RX4 | 8 TB |
| Intercambio en caliente | yes | yes |
| Formato | 1U rackmount | 1U |
| Lanzamiento | 2009 | 2009 |
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.