RackStation
RS820+/RS820RP+
RackStation RS820+/RS820RP+
Ideal 1U rackmount NAS for high-performance data management
High-performance storage solution with on-demand scalability
Synology RackStation RS820+/RS820RP+ is designed for businesses pursuing an effective and centralized data management. It comes with four drive trays and 1GbE LAN ports and supports an optional 10GbE network or M.2 SSD adapter card, providing fast data transmission and reducing IO latency.
CPU
4-core 2.1 GHz
Memory
2GB DDR4, up to 18GB
High Performance
Over 1,621 MB/s sequential reading1
Scalability
Up to 8 drives with RX4182
Built for service reliability
RS820+/RS820RP+ comes with four 1GbE LAN ports to support Link Aggregation and failover. Synology High Availability provides a reliable active/passive server cluster, maximizing service uptime. Furthermore, RS820RP+ is equipped with redundant power supplies to achieve service continuity.
Next-generation file system for better data protection
The Btrfs file system introduces advanced storage technologies and optimized snapshots to prevent data corruption and reduce maintenance overhead. While ensuring high-level data integrity, it also offers flexible, efficient data protection and recovery tools.
Flexible shared folder/user quota control provides comprehensive quota control on all user accounts and shared folders
Snapshot Replication provides schedulable and storage capacity-saving data protection with 1,024 shared folder backups and 65,000 system-wide snapshots
File or folder level data restoration makes data recovery fast and flexible
Automatic file self-healing detects and recovers corrupted files without user intervention
Ultimate Backup Solution
RS820+/RS820RP+ integrates various backup applications into an intuitive user interface, offering durable storage technologies to safeguard your valuable data on any device.
Active Backup for Business
Active Backup centralizes backup tasks for VMware, Windows, Microsoft 365 and Google Workspace — so you can manage these backups to Synology NAS from one simple console.
Learn more
Hyper Backup
Comprehensively back up your data to a local shared folder, an external device, another Synology NAS, an rsync server, or a public cloud to ensure data safety.
Learn more
Synology Drive
Safeguard your computer with Synology Drive Client. Effortlessly perform real-time data backups and point-in-time file recovery.
Learn more
Real-time collaboration on your private cloud
Synology Office is a collaboration package combining the convenience and usability of public clouds with the data privacy and security guaranteed by private clouds. It allows you to work seamlessly together on documents and spreadsheets in a protected environment. Learn more
Engineered for reliability, backed by Synology
RS820+/RS820RP+ is designed to reliably store your data and is backed by Synology's three-year hardware warranty. An optional two-year extended warranty is available in select regions for up to five years of coverage. Learn more
Powered by Synology DiskStation Manager
Surveillance Station
Complete surveillance solution for recording, monitoring, and management.
Learn moreSynology Office
Collaborate on documents, spreadsheets, and slides in real time to boost team productivity.
Learn moreSynology High Availability
Seamless transition between clustered servers in the event of a server failure to minimize the impact on applications.
Learn moreDSM UI
Award-winning operating system with an intuitive user interface and powerful capabilities.
Learn moreSecurity
Secure data with comprehensive built-in security tools to protect your devices against evolving threats.
Learn moreAll-in-one server
Save additional investment by integrating various network services, web/mail services, management applications into your NAS.
Learn more
- 1 Power indicator
- 2 Power button
- 3 Alert indicator
- 4 Drive status indicator
- 5 Beep off button
- 6 Status indicator
- 7 Drive tray
- 8 Console port
- 9 PCIe expansion slot
- 10 Power port
- 11 System fan
- 12 1GbE RJ-45 port
- 13 Reset button
- 14 USB 3.0 port
- 15 eSATA port
Notes:
- Please visit the performance page for test environment
- RS820+/RS820RP+ supports one Synology expansion unit RX418, sold separately.
Hardware Specifications |
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CPU |
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CPU
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CPU Model | Intel Atom C3538 |
| CPU Quantity | 1 | |
| CPU Architecture | 64-bit | |
| CPU Frequency | 4-core 2.1 GHz | |
| Hardware Encryption Engine (AES-NI) | ||
Memory |
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Memory
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System Memory | 2 GB DDR4 non-ECC |
| Total Memory Slots | 1 | |
| Maximum Memory Capacity | 18 GB (2GB + 16 GB) | |
| Notes |
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Storage |
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Storage
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Drive Bays | 4 |
| Maximum Drive Bays with Expansion Unit | 8 (RX418 x 1) | |
| Compatible Drive Type* (See all supported drives) |
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| Hot Swappable Drive | ||
| Notes | "Compatible drive type" indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay. | |
External Ports |
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External Ports
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RJ-45 1GbE LAN Port | 4 (with Link Aggregation / Failover support) |
| USB 3.2 Gen 1 Port* | 2 | |
| eSATA Port | 1 | |
| Notes | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. | |
PCIe |
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PCIe
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PCIe Expansion | 1 x Gen3 x8 slot (black, x4 link) |
File System |
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File System
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Internal Drives |
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| External Drives |
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| Notes | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. | |
Appearance |
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Appearance
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Form Factor (RU) | 1U |
| Size (Height x Width x Depth) |
RS820+ : 44 mm x 480 mm x 492.6 mm RS820RP+ : 44 mm x 480 mm x 518.6 mm |
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| Weight |
RS820+ : 6.4 kg RS820RP+ : 7.96 kg |
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| Rack Installation Support* | 4-post 19" rack (Synology Rail Kit - RKM114/RKS-02) | |
| Notes | The rail kit is sold separately | |
Others |
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Others
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System Fan |
RS820+ : 40 mm x 40 mm x 3 pcs RS820RP+ : 40 mm x 40 mm x 2 pcs |
| Fan Speed Mode |
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| Power Recovery | ||
| Noise Level* |
RS820+ : 27 dB(A) RS820RP+ : 39.9 dB(A) |
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| Scheduled Power On / Off | ||
| Wake on LAN / WAN | ||
| Power Supply Unit / Adapter | 150 W | |
| Redundant Power Supply |
RS820+ : - RS820RP+ : |
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| AC Input Power Voltage | 100V to 240V AC | |
| Power Frequency | 50/60 Hz, Single Phase | |
| Power Consumption* |
RS820+ : 37.94 W (Access) 20.96 W (HDD Hibernation) RS820RP+ : 38.88 W (Access) 22.17 W (HDD Hibernation) |
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| British Thermal Unit |
RS820+ : 129.54 BTU/hr (Access) 71.57 BTU/hr (HDD Hibernation) RS820RP+ : 132.75 BTU/hr (Access) 75.70 BTU/hr (HDD Hibernation) |
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| Notes |
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Temperature |
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Temperature
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Operating Temperature | 0°C to 35°C (32°F to 95°F) |
| Storage Temperature | -20°C to 60°C (-5°F to 140°F) | |
| Relative Humidity | 5% to 95% RH | |
Certification |
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Certification
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Warranty |
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Warranty
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3-year hardware warranty, extendable to 5-year coverage - EW202 | |
| Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) | |
Environment |
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Environment
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RoHS Compliant | |
Packaging Content |
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Packaging Content
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RS820+ :
RS820RP+ :
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Optional Accessories |
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Optional Accessories
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| Notes |
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DSM Specifications |
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| Maximum Single Volume Size* | 108 TB | |
| Maximum Internal Volume Number | 64 | |
| SSD Read / Write Cache (White Paper) | ||
| SSD TRIM | ||
| Supported RAID Type |
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| RAID Migration |
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| Volume Expansion with Larger HDDs |
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| Volume Expansion by Adding a HDD |
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| Global Hot Spare Supported RAID Type |
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| Notes |
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| File Protocol | SMB/AFP/NFS/FTP/WebDAV | |
| Maximum Concurrent SMB/AFP/FTP Connections | 500 | |
| Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) | 2,000 | |
| Windows Access Control List (ACL) Integration | ||
| NFS Kerberos Authentication | ||
| Notes |
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| Maximum Local User Accounts | 2,048 | |
| Maximum Local Groups | 256 | |
| Maximum Shared Folder | 512 | |
| Maximum Shared Folder Sync Tasks | 8 | |
| Hybrid Share Folder Number | 10 | |
| Notes | For more supported details, please check this article. | |
| Synology High Availability | ||
| Syslog Events per Second | 800 | |
Virtualization |
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Virtualization
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VMware vSphere with VAAI | |
| Windows Server 2016 | ||
| Windows Server 2019 | ||
| Citrix Ready | ||
| OpenStack | ||
| Networking Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV | |
| Supported Browsers |
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| Supported Language | English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไทย, 日本語, 한국어, 繁體中文, 简体中文 | |
| Notes | For an updated list of supported browser versions, check the DSM Technical Specifications. | |
Add-on Packages view the complete package list |
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Antivirus by McAfee (Trial) |
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Antivirus by McAfee (Trial)
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| Maximum Users | 1,500 | |
| Maximum Number of Concurrent Users | 150 | |
| Notes | When applicable, systems are tested configured with maximum memory and set to allow the maximum number of connections. | |
Document Viewer |
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Document Viewer
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Download Station |
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Download Station
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| Maximum Concurrent Download Tasks | 80 | |
| Maximum iSCSI Target Number | 128 | |
| Maximum LUN | 256 | |
| LUN Clone/Snapshot, Windows ODX | ||
| Notes | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. | |
| Free Email Accounts | 5 (Licenses required for additional accounts) | |
| Maximum Number of Concurrent Users | 150 | |
| Maximum Server Performance | 1,484,000 emails per day, approx. 45GB | |
| Notes |
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| DLNA Compliance | ||
| Facial Recognition | ||
| Notes | Photo Station and Synology Moments are succeeded by Synology Photos in DSM 7.0. For a features comparison, check this article. | |
| Maximum Snapshots per Shared Folder | 1,024 | |
| Maximum of System Snapshots | 65,536 | |
| Maximum IP cam (Licenses required) | 40 (including 2 Free License) (see all supported IP cameras) | |
| Total FPS (H.264) |
1200 FPS @ 720p (1280x720) 800 FPS @ 1080p (1920x1080) 340 FPS @ 3M (2048x1536) 240 FPS @ 5M (2591x1944) 120 FPS @ 4K (3840x2160) |
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| Total FPS (H.265) |
1200 FPS @ 720p (1280x720) 1200 FPS @ 1080p (1920x1080) 880 FPS @ 3M (2048x1536) 480 FPS @ 5M (2591x1944) 280 FPS @ 4K (3840x2160) |
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| Total FPS (MJPEG) |
380 FPS @ 720p (1280x720) 250 FPS @ 1080p (1920x1080) 190 FPS @ 3M (2048x1536) 140 FPS @ 5M (2591x1944) |
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| Notes |
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| Recommended Number of Concurrent Sync Clients | 550 (the number of connections that can be maintained when the recommended number of hosted files was reached) | |
| Recommended Number of Hosted Files | 50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) | |
| Notes |
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| Maximum Users | 1,800 | |
| Notes |
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| Video Transcoding | Group 1 - Type 1 (See more) | |
| Maximum Transcoding Channel Number | 1 channel, 30 FPS @ 1080p(1920×1080), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1 | |
| Recommended Virtual Machine Instances | 4 (Learn more) | |
| Recommended Virtual DSM Number (Licenses required) | 4 (including 1 Free License) | |
| Notes | The specifications vary depending on system configuration and memory size. | |
| Maximum Connections | 40 | |
Notes:
- Model specifications are subject to change without prior notice.
- The figures are based on Synology internal testing. Each performance test is done individually. No other services or applications are processed at the same time.
- The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
- If usage requirements exceed the specifications above, please contact our regional partners for professional advice.