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RS820+
Synology RackStation RS820+ NAS/storage server Rack (1U) Eth...
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RS820+ is a high-performance NAS storage system engineered for demanding enterprise environments. It features an 8-bay configuration that supports a mixed variety of drive types—including SATA HDD, SAS HDD, SATA SSD, and NVMe SSD drives—enabling a maximum storage capacity of up to 256 TB. The system supports multiple RAID levels (RAID 0, RAID 1, RAID 5, RAID 6, RAID 10, and JBOD) and is powered by an Intel Xeon processor with 4 cores. Pre-installed with 8 GB of ECC DDR4 memory and expandable up to 64 GB, it provides robust data protection and high-speed access.
RS820+ is designed with redundancy and scalability in mind, featuring dual Gigabit Ethernet LAN ports and USB 3.0 connectivity along with expansion capabilities for additional modules. Its redundant fan cooling system and dual redundant power supplies operating at 350W ensure reliable performance in critical applications. The RS820+ is ideal for use cases including SMB backup, enterprise data centers, virtualization, and media server deployments, making it a flexible and resilient storage solution for mission-critical environments.
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 RS820+ |  RX1217SAS |  DS418 |  DS118 |  RS3621RPXS | |
|---|---|---|---|---|---|
| Product Type | Storage System | Storage System | Storage System | Storage System | Storage System |
| Storage Type | NAS | SAN | NAS | NAS | SAN |
| Form Factor | Rackmount | Rackmount | Desktop | Desktop | Rackmount |
| Bay Count | 8-bay | 12-bay | 4-bay | 1-bay | 24-bay |
| Supported Drive Types | Mixed | Mixed | SATA HDD / SATA SSD | SATA HDD / SATA SSD | Mixed |
| Hot-Swap Support | Yes | Yes | Yes | No | Yes |
| Max Supported Capacity | 256 TB | 512 TB | 64 TB | 16 TB | 256 TB |
| RAID Support | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / JBOD | RAID 0 | RAID 0 / RAID 1 / RAID 5 / RAID 6 / RAID 10 / RAID 50 / RAID 60 / JBOD |
| CPU Type | Intel Xeon | Intel Xeon | Realtek | Realtek | Intel Xeon |
| CPU Cores | 4 | 8 | 4 | 4 | 8 |
| Installed RAM | 8 GB | 16 GB | 2 GB | 2 GB | 16 GB |
| Max RAM Capacity | 64 GB | 64 GB | 2 GB | 4 GB | 64 GB |
| RAM Type | ECC DDR4 | ECC DDR4 | DDR4 | DDR4 | ECC DDR4 |
| Network Ports | 1GbE | 10GbE | 1GbE | 1GbE | 10GbE |
| LAN Ports | 2 | 2 | 2 | 1 | 2 |
| USB Ports | USB 3.0 | USB 3.0 | USB 3.0 | USB 3.0 | USB 3.2 |
| Expansion Support | Yes | Yes | No | No | Yes |
| Cooling | Redundant Fan | Redundant Fan | Active | Active | Redundant Fan |
| Power Supply | Redundant | Redundant | Single | Single | Redundant |
| Power Supply Wattage | 350W | 350W | N/A | N/A | 750W |
| Operating System | QTS | Custom OS | DSM | DSM | QTS |
| Snapshot Support | Yes | Yes | Yes | No | Yes |
| Cloud Sync Support | Yes | Yes | Yes | Yes | Yes |
| Virtualization Ready | Yes | Yes | Yes | No | Yes |
| iSCSI Support | Yes | Yes | Yes | No | Yes |
| Surveillance Support | Yes | No | Yes | Yes | Yes |
| Use Case | Enterprise Data Center | Enterprise Data Center | SMB / Media Server / Virtualization | Home Backup | Enterprise Data Center |
| Product Name | RS820+ | RX1217SAS Storage Array | Synology DiskStation DS418 | Synology DiskStation DS118 | QNAP Enterprise Storage Server RS3621RPXS |
| Height | 3.5 inches | 1.75 inches | 9.1 inches | 8.78 inches | 3.5 inches |
| Width | 17.5 inches | 19 inches | 6.5 inches | 9.13 inches | 19 inches |
| Depth | 28.0 inches | 25 inches | 8.8 inches | 6.50 inches | 29 inches |
| Weight | 35 lbs | 40 lbs | 4.5 lbs | 3.64 lbs | 70 lbs |
Dependable 1U RackStation for small businesses. Provides consistent performance and professional reliability for our network.
Exceptional throughput and easy rack integration. This NAS handles our office backups with absolute system stability.
Robust hardware with steady data rates. A trustworthy workhorse for managing our professional data securely always.
Superior build quality and reliable operation. It delivers high-speed access for all our office networking tasks.
Top-tier performance in a compact rackmount. Perfect for businesses needing reliable storage and efficient backups.
Excellent throughput and scalability for professionals. A very dependable solution for our small business storage needs.
Dependable 1U RackStation for our small business network. It provides consistent performance and professional reliability for all our backups.
Exceptional throughput and easy rack integration. This NAS handles our office file sharing with absolute system stability and speed.
Robust hardware with steady data transfer rates. A trustworthy workhorse for managing our professional data securely in a 1U chassis.
Superior build quality and reliable daily operation. It delivers high-speed data access for our office networking and archive tasks.
Top-tier performance in a compact 1U design. Perfect for businesses needing reliable storage and efficient backups without much space.
The RackStation RS820+ is a 1U rack-mount NAS designed for small to medium businesses, offering high-speed data access, centralized storage, and robust data protection.
The RS820+ features four 3.5"/2.5" drive bays, expandable up to eight bays with one Synology RX418 expansion unit.
The RS820+ is equipped with an Intel C3538 quad-core 2.1 GHz processor, delivering balanced performance for multitasking and applications.
It comes with 2 GB DDR4 ECC memory, expandable up to 18 GB via two SO-DIMM slots to support intensive workloads.