RackStation

RS820+
RS820RP+

High Performance 1UHighlights

Rackmount NAS for• 4-core, 2.1 GHz CPU with AES-NI support. 2 GB DDR4

Effective Data Storage• Outstanding 10GbE sequential performance at overand Management• Scale up to 8 drives with Synology Expansion Unit

memory expandable up to 18 GB
1,621 MB/s reading and 599 MB/s writing2
RX4183• One PCIe 3.0 slot for an optional 10GbE add-in network

Synology RackStation RS820+/
RS820RP+ is an ideal network-attachedstorage solution for centralizing datamanagement. Powered by a 4-coreprocessor, RS820+/RS820RP+ provides
both high performance and scalable
storage, ideal for file sharing acrossdifferent platforms and data backup.
Synology RS820+/RS820RP+ is backed by
Synology’s 3-year limited warranty1.

DATASHEET | RackStation RS820+/RS820RP+

interface card, or an M2D18 M.2 SSD adapter card4• Advanced Btrfs file system offering 65,000 system-widesnapshots and 1,024 snapshots per shared folder• Synology High Availability (SHA) providing continuous
services with seamless transitioning between clusteredservers

High Performance Storage with Scalability
Synology RS820+/RS820RP+ is a 1U rackmount 4-bay network-attachedstorage solution designed for businesses requiring an effective andcentralized data management. It is equipped with a 4-core processor and2 GB DDR4 memory, expandable up to 18 GB. The PCIe 3.0 slot supports
an optional 10GbE add-in network interface card, or an M2D18 M.2 SSD
adapter card4, where the M.2 NVMe/SATA SSD cache can be used toboost system random IOPS.
With Link Aggregation enabled in a 10GbE environment, RS820+/
RS820RP+ delivers high sequential throughput at over 1,621 MB/s
reading and 599 MB/s writing2. Storage capacity of RS820+/RS820RP+
can be further expanded with one optional Synology Expansion Unit
RX4183, providing a raw capacity of up 128 TB with 8 drives in total.

Ultimate Backup Solution
RS820+/RS820RP+ integrates various backup applications to safeguard
your important data on any devices with an intuitive user interface anddurable storage technologies.
• Workstation/Server/Virtual Machine/SaaS backup: Active Backup
for Business centralizes backup tasks for virtual machines, WindowsPC, servers, and rsync/SMB file servers and offers various recoveryoptions to ensure lowest RTO. Active Backup for Office 365/GSuite is an on-premises backup solution for public clouds with aSynology Active Backup Suite

centralized dashboard, optimizing storage efficiency through theIntegrated, modern, and license-free backup
together with an instant recovery solution forbusiness workloads in physical, virtual, and cloudenvironments.

single instancing and block-level deduplication technology.
• NAS backup: Hyper Backup comprehensively backs up your data toa local shared folder, an external device, another Synology NAS, anrsync server, or Synology public cloud service, Synology C2 Backup5,
to ensure data safety and availability can be achieved when adisaster happens• Computer backup: Synology Drive Client backs up your Windows,
Mac, and Linux desktop devices to safeguard important computer
files. RS820+/RS820RP+ is also compatible with Time Machine,allowing you to effortlessly back up your Mac to Synology NAS.

DATASHEET | RackStation RS820+/RS820RP+

Btrfs: Next Generation Storage Efficiency
RS820+/RS820RP+ introduces Btrfs file system, bringing the mostadvanced storage technologies to meet the management needs ofNext-Generation File System
A modern file system designed to address obstacles
often encountered in enterprise storage systems,
safeguarding data integrity through metadatamirroring, self-healing and snapshot replication.

modern business:• Advanced snapshot technology provides schedulable andnear-instantaneous data protection of share folders and iSCSI LUNs.
• File and folder level data restoration brings great convenience andsaves time for users who wish to restore only a specific file or folder.
• Flexible Shared Folder and User Quota System provide
comprehensive quota control on all user accounts and sharedfolders.
• File self-healing allows Btrfs file system to auto-detect corrupted
files with mirrored metadata, and to recover broken data using thesupported RAID type of volumes, including RAID1, 5, 6, and 10.

Reliability, Availability, and Disaster Recovery
System reliability is critical for business everywhere. RS820+/RS820RP+
responds to these concerns with wide-ranging availability andredundancy features:• Synology High Availability ensures seamless transitioning between
clustered servers in unexpected disasters and ensures that yourservices remain online.
• Snapshot Replication provides schedulable, near-instantaneous
data protection, ensuring that your business documents in sharedfolders, virtual machines in iSCSI LUNs, or dockerized application
data remain safe and available in a disaster.
• Redundant power supplies (RS820RP+ only), system fans andnetwork ports with failover support ensure continual service
uptime.
• High reliability system design, including fan-less CPU heat sink andpassive cooling technology, prevents single points of failure.
• Optional 5-year warranty1 is available in select regions.

DATASHEET | RackStation RS820+/RS820RP+

Hardware Overview
Front

Rear (RS820+)
1 23 4591071011Rear (RS820RP+)

699810 12 137101114810 12 13

1Power button and indicator

2Alert indicator

3

Drive status indicator4

Beep off button

5

Status indicator

6Drive tray

7Console port

8PCIe expansion slot

9Power port

10System fan

111GbE RJ-45 port

12Reset button

13

USB 3.0 port

14eSATA port

14

Technical Specifications
Hardware
CPUIntel Atom C3538 4-core 2.1GHz

Hardware encryption engine

Yes (AES-NI)

Memory2 GB DDR4 Non-ECC onboard (expandable up to 18 GB)6Compatible drive type4 x 3.5" or 2.5" SATA HDD/SSD (drives not included)

Hot swappable drive

Yes

External port

• 2 x USB 3.0 port
• 1 x Expansion port

Size (HxWxD)• RS820+: 44 x 430.5 x 457.6 mm / 44 x 480 x 492.6 mm (with server ears)• RS820RP+: 44 x 430.5 x 483.6 mm / 44 x 480 x 518.6 mm (with server ears)

Weight• RS820+: 6.4 kg• RS820RP+: 7.96 kg

LAN4 x Gigabit (RJ-45)

Wake on LAN/WAN

Yes

PCIe 3.0 slot

• 1 x 4-lane x8 slot
• High-performance network interface card support• M.2 NVMe/SATA SSD adapter card support4

Scheduled power on/offYes

System fan• RS820+: 3 (40 x 40 x 20 mm)• RS820RP+: 2 (40 x 40 x 20 mm)

AC input power voltage

100V to 240V AC

Power frequency

50/60Hz, single phase

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

Maximum operating altitude

5,000 m (16,400 ft)

DATASHEET | RackStation RS820+/RS820RP+

General DSM specification
Networking protocol

SMB, AFP, NFS, FTP, WebDAV, CalDAV, iSCSI, Telnet, SSH, SNMP, VPN (PPTP, OpenVPN ™ , L2TP)

File system• Internal: Btrfs, ext4
• External: Btrfs, ext4, ext3, FAT, NTFS, HFS+, exFAT7

Supported RAID type

Synology Hybrid RAID (SHR), Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10

Storage management• Maximum single volume size: 108TB• Maximum system snapshots: 65,5368• Maximum internal volume: 256

SSD cache• Read/write cache support• M.2 NVMe/SATA SSD support4File sharing capability••••

Privilege

Windows Access Control List (ACL), application privilege

Directory service

Windows® AD integration: Domain users login via SMB/NFS/AFP/FTP/File Station, LDAP integration

Virtualization

VMware vSphere® 6.5, Microsoft Hyper-V® , Citrix®, OpenStack®

Security

Firewall, encryption shared folder, SMB encryption, FTP over SSL/TLS, SFTP, rsync over SSH, login auto block, Let's Encrypt
support, HTTPS (customizable cipher suite)

Supported client

Windows 7 onwards, Mac OS X® 10.11 onwards

Supported browserChrome®, Firefox®, Edge®, Internet Explorer® 10 onwards, Safari® 10 onwards; Safari (iOS 10 onwards), Chrome (Android™ 6.0onwards) on tablets

Interface language

English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svensk, Nederlands, Русский, Polski, Magyar,
Português do Brasil, Português Europeu, Türkçe, Český,Maximum local user account: 2,048
Maximum local group: 256
Maximum shared folder: 512
Maximum concurrent SMB/NFS/AFP/FTP connection: 500

Packages and Applications
File Server & Synchronization
Synology Drive

Provide a universal portal to synchronize your files across various platforms, including Windows, macOS, Linux, Android andiOS. The built-in universal portal allows you to access data anytime and anywhere.
• Maximum number of hosted files: 1,000,000• Maximum number of concurrent connections for PC clients: 550

File Station

Virtual drive, remote folder, Windows ACL editor, compressing/extracting archived files, bandwidth control for specific users
or groups, creating sharing links, transfer logs

FTP Server

Bandwidth control for TCP connections, custom FTP passive port range, anonymous FTP, FTP SSL/TLS and SFTP protocol,boot over the network with TFTP and PXE support, transfer logs

Presto File Server9High-speed data transfer over WAN with exclusive SITA technology between Synology NAS and desktop

Cloud Sync

One or two-way synchronization with public cloud storage providers including Alibaba Cloud OSS, Amazon Drive, Amazon
S3-compatible storage, Backblaze B2, Baidu Cloud, Box, Dropbox, Google Cloud Storage, Google Drive, hubiC, MegaDisk,
Microsoft OneDrive, OpenStack Swift-compatible storage, Tencent COS, WebDAV servers, Yandex Disk

Universal Search

Offer global search into applications and files

iSCSI Storage & VirtualizationiSCSI Manager• Maximum iSCSI target: 128• Maximum iSCSI LUN: 256• iSCSI LUN clone/snapshot support

Virtual Machine Manager

Deploy and run various virtual machines on Synology NAS, including Windows, Linux, or Virtual DSM

Data Protection & Backup Solution
Hyper Backup

Support local backup, network backup, and backup data to public clouds

Backup tools

DSM configuration backup, macOS Time Machine support, Synology Drive Client desktop application
Shared folder sync - maximum task number: 16

Snapshot Replication••

Synology High Availability

Reduce service downtime by setting up two identical NAS into one high-availability cluster

Active Backup for G Suite

Support G Suite My Drive and Team Drive backup and restoration

Maximum of shared folder snapshots: 1,024
Maximum of Replication: 64

DATASHEET | RackStation RS820+/RS820RP+

Active Backup for Office 365

Support Office 365 OneDrive for Business, mail, contacts, and calendar backup and restoration

Active Backup for BusinessAll-in-one backup solution designed for heterogeneous business IT environment, enabling IT admins to remotely manage
and monitor protection over PC, servers and VM on one centralized console

Productivity & Collaboration

Collaboration tools

Collaborate with instant message service Synology Chat, online editor Synology Office, and scheduling assistant Synology
Calendar• Chat maximum user: 1,500• Office maximum user: 1,800• Calendar: support CalDAV and access via mobile devices

Note Station

Rich-text note organization and versioning, encryption, sharing, media embedding and attachments

Synology MailPlus Server

Secure, reliable, and private mail solution with high-availability, load balancing, security and filtering design (includes 5 freeemail account licenses; additional accounts require the purchasing of additional licenses)

Synology MailPlus

Intuitive webmail interface for Synology MailPlus Server, customizable mail labels, filters, and user interface

MultimediaMoments

Support smart AI album with facial and subject recognition, photo editing and sharing features, similar photo detection, autoediting functions such as color correction and angle adjustments, and AI selection of the best photos. Mobile applications areavailable on iOS and Android devices.

Other packages

Video Station, Photo Station, Audio Station, iTunes® Server

Surveillance
Surveillance Station

Maximum IP camera: 40 (total of 1,200 FPS at 720p, H.264) (including two free camera licenses; additional cameras require
the purchasing of additional licenses)

All-in-One Server
Synology Directory Server

Provide a flexible and cost-effective domain controller solution

Central Management System

Provide a single interface to manage and monitor multiple Synology NAS

VPN Server

Maximum connection: 30, supported VPN protocol: PPTP, OpenVPN™, L2TP/IPSec

Mail Server

Supported Mail Server Protocols: POP3, SMTP, IMAP, Support LDAP/AD account

Mail Station

Webmail interface for Mail Server to receive emails from multiple POP3 mailboxes, customizable SMTP server

Web Station

Virtual host (up to 30 websites), PHP/MariaDB®, third-party applications support

Other packages

DNS Server, RADIUS Server, Log Center

OthersStorage Analyzer

Volume and quota usage, total size of files, volume usage and trends based on past usage, size of shared folders, large files,
most recently modified files, least recently accessed files

Antivirus Essential

Full system scan, scheduled scan, white list customization, virus definition auto update

Other packages

Additional 3rd-party packages available on Package Center

Environment and Packaging
Environment safety

RoHS compliant

Package content••••

RS820+/RS820RP+ main unit x 1
Quick Installation Guide x 1
Accessory pack x 1AC power cord x 1 (RS820+) / 2 (RS820RP+)

Optional accessories••••••••••

4 GB DDR4-2666 SO-DIMM (D4NESO-2666-4G)
16 GB DDR4-2666 SO-DIMM (D4ECSO-2666-16G)
Synology E10G17-F2/E10G18-T1/E10G18-T2 10Gbps Ethernet adapters
Synology M2D18 M.2 SSD adapter card
Synology Expansion Unit RX418
Synology Rail Kit RKM114-Rail Kit Mounted / RKS1317-Rail Kit Sliding
VisualStation VS360HD, VS960HD
Surveillance Device License Pack
MailPlus License Pack
Virtual DSM License Pack

Warranty

3 years1*Model specifications are subject to change without notice. Please refer to www.synology.com for the latest information.

DATASHEET | RackStation RS820+/RS820RP+

1. 5-year warranty is available as an optional bundle with EW202, a 2-year Extended Warranty service add-on. Visit https://www.synology.com/en-global/products/
Extended_Warranty for more information on availability. The warranty period starts from the purchase date as stated on your purchase receipt. Visit https://www.synology.com/company/legal/warranty for more information.
2. Performance figures may vary depending on environment, usage, and configuration.
3. RS820+/RS820RP+ supports one Synology Expansion Unit RX418, sold separately.
4. RS820+/RS820RP+ supports M.2 NVMe/SATA SSD cache creation when using with Synology M2D18, sold separately.
5. Synology C2 Backup is purchased separately when you select Synology C2 cloud backup as your destination in Hyper Backup. Synology C2 Backup provides onetime 30-day free-trial for each Synology Account.
6. RS820+/RS820RP+ comes with 2 GB DDR4 Non-ECC onboard and can support up to 18 GB by adding one optional 16 GB SO-DIMM.
7. exFAT Access is purchased separately in Package Center.
8. System snapshot includes snapshots taken by iSCSI Manager, Snapshot Replication, and Virtual Machine Manager. Availability of these packages varies bymodel.
9. Presto File Server License is purchased separately in Package Center.

SYNOLOGY INC.
Synology creates network-attached storage, IP surveillance solutions, and network equipment that transform the way users manage data, conduct surveillance,and manage networks in the cloud era. By taking full advantage of the latest technologies, Synology aims to help users centralize data storage and backup,
share files on-the-go, implement professional surveillance solutions, and manage networks in reliable and affordable ways. Synology is committed to delivering
products with forward-thinking features and the best in class customer services.
Copyright © 2019, Synology Inc. All rights reserved. Synology, the Synology logo are trademarks or registered trademarks of Synology Inc. Other product andcompany names mentioned herein may be trademarks of their respective companies. Synology may make changes to specification and product descriptions atanytime, without notice.
RS820+/RS820RP+-2019-ENU-REV003

Headquarters
Synology Inc. 9F., No.1, Yuandong Rd., Banqiao Dist., New Taipei City 220, Taiwan Tel: +886 2 2955 1814 Fax: +886 2 2955 1884
China

FranceNorth & South America

Synology Shanghai

Synology France SARL

Synology America Corp.

200070, Room 201, No. 511 Tianmu W.
Rd., Jingan Dist. Shanghai, China

102 Terrasse Boieldieu (TOUR W)
92800 Puteaux, France
Tel: +33 147 176288

3535 Factoria Blvd SE #200 Bellevue,
WA98006, USA
Tel: +1 425 818 1587

United KingdomGermany

Japan

Synology UK Ltd.

Synology GmbH

Synology Japan Co., Ltd

Unit 5 Danbury Court, Linford Wood,
Milton Keynes, MK14 6PL, United Kingdom

Grafenberger Allee 295
40237 Düsseldorf, Deutschland
Tel: +49 211 9666 9666

4F, 3-1-2, Higashikanda, Chiyoda-ku,Tokyo, 101-0031, JapanDATASHEET | RackStation RS820+/RS820RP+