Decision tool
Compare hardware models
Compare manufacturer-published hardware. A specification match still does not prove third-party component compatibility.
Comparison adjusted. Only models in the same device category can be compared together.
Comparing within Network Attached Storage.
First model
Second model
| Specification | SynologyDS1821+ | ASUSTORAS5402T |
|---|---|---|
| Device category | Network Attached Storage | Network Attached Storage |
| Release year | 2020 | 2023 |
| Drive bays | 8 | 2 |
| Processor | AMD Ryzen V1500B | Intel Celeron N5105 |
| CPU cores | 4 | 4 |
| Memory slots | 2 | 2 |
| Official max memory | 32 GB | 16 GB |
| NVMe slots | 2 | 4 |
| Networking | 4 × 1GbE; optional 10/25GbE | 2 × 2.5GbE |
| Evidence source | Manufacturer page cited | Manufacturer page cited |