CPU

CPU

Six-core Intel® Xeon® processor

Throughput

Throughput

4,719 MB/s seq. read
260,691 4K random read IOPS1

Memory

Memory

16 GB DDR4 ECC, expandable to 48 GB

Scalability

Scalability

Expand to 36 drives with two DX1222 expansion units

Dependable storage for many scenarios

Synology NAS is a versatile storage platform that fits perfectly in file server, block storage, or application server roles that require high availability, reliability, and leading-edge storage technology.

Multi-purpose NAS storage

Keep digital assets accessible locally or remotely with easy-to-maintain shared file storage, backed by fast SMB file serving, powerful RAID options, efficient backup tools, and granular permission management.

SAN infrastructure for SMBs

Deploy certified block storage with minimal disruption thanks to easy management plugins, and leverage free snapshots paired with built-in high-availability options to maximize service availability.

Versatile business applications

Host business solutions privately and on your own terms, including a powerful backup server to protect all business assets from a centralized platform or a full-fledged surveillance platform to safeguard physical premises with transparent licensing.

Faster performance

Enjoy a smooth experience even with multiple users running demanding applications. See the numbers that make the DS3622xs+ more efficient.1

Sequential Throughput4K Random IOPS

Read

0K+
MB/s

Write

0K+
MB/s

Read

0K+
IOPS

Write

0K+
IOPS

Built to maximize uptime

The DS3622xs+ is built to keep mission-critical data and services accessible, so that businesses can continue to perform even when disaster strikes.

Out-of-band (OOB) management

Simplify troubleshooting by managing powered-down devices remotely and accessing critical logs through a dedicated interface.

High-availability solution

Create an active-passive cluster with minute-level failover by pairing the DS3622xs+ with an identical unit using Synology High Availability. Learn more

Out-of-band (OOB) management
High-availability solution

Rise to the challenge

Prepare your DS3622xs+ for the heaviest workloads or upgrade flexibly as your business continues to grow. Use add-in cards to add bandwidth, fast SSD cache, or both.2

Maximize bandwidth

Handle heavier I/O and serve more users with dual-port Synology 10 or 25GbE network interface cards. Integrate with any FC SAN using compatible Fibre Channel adapters.3

Accelerate storage performance

Enable SSD caching to speed up HDD arrays with an M.2 NVMe SSD adapter card and SNV3000 series SSDs, or install SAT5200 SATA SSDs in drive bays to increase performance.4

Do both with one card

Add both 10GbE connectivity and M.2 NVMe SSD slots for SSD cache with a single combination NIC and adapter card.

Maximize bandwidth
Accelerate storage performance
Do both with one card

Out-of-the-box data protection

Protect your data with professional backup software for your Synology NAS, other devices, and applications.

Active Backup Suite

Securely back up Windows clients and servers, Microsoft 365 and Google Workspace accounts, file servers, and VMware® and Hyper-V® virtual machines with the Active Backup Suite.

Leverage built-in deduplication technology to reduce backup sizes and multi-versioning to allow flexible restoration. Learn more

Implement a 3-2-1 backup strategy

Combine local and remote backup strategies to achieve fully redundant protection of your IT infrastructure using Synology and third-party solutions. Learn more

Consolidate backups to your NAS

Hyper Backup

Back up files, LUNs, installed applications, and system configurations to destinations including Synology C2 Storage, public cloud platforms, USB devices, file servers, local folders, or other Synology NAS.

Set and forget backup tasks with regular schedules, enhance security with fine-grained user permissions and encryption, keep backup sizes small with built-in deduplication, and restore data flexibly with multi-versioning. Learn more

Snapshot Replication

Snapshot Replication enables configurable point-in-time snapshots of shared folders and virtual machines with an RPO as low as 5 minutes and recovery within seconds. Learn more

Back up your NAS to other devices

Efficient collaboration and communication

Empower your workforce to collaborate, share files, and communicate from anywhere.

Synology Drive

Host your own private cloud behind the safety of your NAS with 100% data ownership and no subscription fees. Learn more

Synology Office

Collaborate in real time on documents, spreadsheets, and slides for greater synergy and productivity. Learn more

Synology MailPlus

Improve team efficiency with an on-premises email solution that ensures data ownership, security, and reliability. Learn more

vmware
windows2016
citrix
openstack

Performance backed by Synology drives

Enjoy high sustained performance and reliability with enterprise-grade drives designed for Synology NAS and featuring built-in data protection.

Get more with DiskStation Manager

Take advantage of a whole host of native productivity, management, and security solutions available on the web-based Synology DSM operating system.

We have you covered

We have you covered

The DS3622xs+ is backed by Synology's 5-year limited warranty, including technical support and hardware replacement services to maximize your return on investment and enjoy high-quality performance. Learn more

Synology Replacement Service (SRS)

Synology Replacement Service (SRS)

SRS provides free advance replacement units as early as the next business day in selected regions, maximizing the service uptime for your mission-critical storage and ensuring your business continuity. Learn more

DiskStation DS3622xs+

product DS3622xsplus front view photo
product DS3622xsplus back view photo
  • 1Status Indicator
  • 2Alert Indicator
  • 3Power Button
  • 4LAN Indicators
  • 5Drive status indicator
  • 6Drive Trays
  • 7Drive Tray Locks
  • 8Power Port
  • 9System Fans
  • 10PCIe Expansion Slot
  • 11Reset Button
  • 12USB 3.2 Gen 1 Ports
  • 13Console Port
  • 14Expansion Ports
  • 15Management Port
  • 161GbE RJ-45 Ports
  • 1710GbE RJ-45 Ports

More ways to harness your NAS

Storage for content creators

Synology NAS brings speed, simplicity, and security to all your creative projects.

Complete business backup

Follow the 3-2-1 backup strategy and keep your data safe with Synology’s backup packages.

IT infrastructure protection

Safeguard your deployments from being accidentally or deliberately compromised.

Notes:

  1. Performance testing conducted by Synology with 10GbE NICs installed. Actual results may vary depending on system configuration, testing methods, and other environmental variables. Check the performance page for additional details.

  2. PCIe add-in cards, expansion units, and storage drives are sold separately. Refer to the compatibility list for compatible devices.

  3. Fibre Channel support can be enabled with a compatible PCIe FC Host Bus Adapter. For the most up-to-date list of compatible HBAs, please check our compatibility list.

  4. SSD cache can be enabled by using Synology SAT5200 2.5" SSDs or without occupying drive bays by installing Synology SNV3500 NVMe SSDs with M2D20 or E10M20-T1 adapter cards. All devices are sold separately.

  5. Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.

Hardware Specifications

CPU

CPU

CPU Model Intel Xeon D-1531
CPU Quantity 1
CPU Architecture 64-bit
CPU Frequency 6-core 2.2 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine (AES-NI)

Memory

Memory

System Memory 16 GB DDR4 ECC SODIMM
Memory Module Pre-installed 16 GB (8 GB x 2)
Total Memory Slots 4
Maximum Memory Capacity 48 GB (8 GB x 2 + 16 GB x 2)
Notes
  • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
  • Synology reserves the right to replace memory modules with the same or higher frequency based on supplier's product life cycle status. Rest assured that the compatibility and stability have been strictly verified with the same benchmark to ensure identical performance.

Storage

Storage

Drive Bays 12
Maximum Drive Bays with Expansion Unit 36 (DX1222 x 2)
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Maximum Single Volume Size*
  • 200 TB (32 GB memory required)
  • 108 TB
Hot Swappable Drive
Notes
  • It is strongly recommended that you only install drives listed on your device's compatibility list. Storage pool and volume creation processes may fail when using unverified drives. Synology is unable to provide technical support for devices using unsupported components.
  • "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.
  • Each internal volume (may consist of multiple drives) is expandable up to 108 TB (with memory less than 32 GB) or 200 TB (with memory equal to or greater than 32 GB).

External Ports

External Ports

RJ-45 1GbE LAN Port* 2 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
Management LAN Port 1
USB 3.2 Gen 1 Port* 2
Expansion Port 2
Notes
  • This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
  • The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019.

PCIe

PCIe

PCIe Expansion 1 x Gen3 x8 slot (x8 link)

File System

File System

Internal Drives
  • Btrfs
  • EXT4
External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT
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

Appearance

Size (Height x Width x Depth) 270 mm x 300 mm x 340 mm
Weight 9.8 kg

Others

Others

System Fan 120 mm x 120 mm x 2 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Power Recovery
Noise Level* 25 dB(A)
Scheduled Power On / Off
Wake on LAN / WAN
Power Supply Unit / Adapter 550 W
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 94.42 W (Access)
54.33 W (HDD Hibernation)
British Thermal Unit 322.39 BTU/hr (Access)
185.51 BTU/hr (HDD Hibernation)
Notes
  • Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%

Temperature

Temperature

Operating Temperature 0°C to 40°C (32°F to 104°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH

Certification

Certification

  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • KC
  • UL

Warranty

Warranty

5 Years
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

Environment

Environment

RoHS Compliant

Packaging Content

Packaging Content

  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 1
  • RJ-45 LAN Cable X 2
  • Quick Installation Guide X 1

Optional Accessories

Optional Accessories

Notes All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

DSM Specifications

Storage Management

Storage Management

Maximum Internal Volume Number 256
SSD Read / Write Cache (White Paper)
SSD TRIM
RAID Group
Supported RAID Type
  • RAID F1
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
RAID Migration
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
Volume Expansion with Larger HDDs
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
Volume Expansion by Adding a HDD
  • RAID F1
  • JBOD
  • RAID 5
  • RAID 6
Global Hot Spare Supported RAID Type
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10

File Services

File Services

File Protocol SMB/AFP/NFS/FTP/WebDAV
Maximum Concurrent SMB/AFP/FTP Connections 4,000
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) 10,000
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
Notes
  • Regarding data concerning tests with RAM expansion, all memory slots are installed with the maximum capacity of supported RAM.
  • During testing, the maximum number of SSDs supported by this model is installed in a RAID 5 configuration.
  • The testing standard was based on the maximum number of concurrent connections supported by this model. During the testing, 25% of the connections were used to transfer files concurrently. The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.

Account & Shared Folder

Account & Shared Folder

Maximum Local User Accounts 16,000
Maximum Local Groups 512
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 32

Hybrid Share

Hybrid Share

Hybrid Share Folder Number 8
Notes For more supported details, please check this article.

High Availability

High Availability

Synology High Availability

Log Center

Log Center

Syslog Events per Second 3,000

Virtualization

Virtualization

VMware vSphere with VAAI
Windows Server 2016
Windows Server 2019
Citrix Ready
OpenStack

General Specifications

General Specifications

Networking Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers
  • Google Chrome
  • Firefox
  • Microsoft Edge
  • Safari
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

Antivirus by McAfee (Trial)

Antivirus by McAfee (Trial)

Central Management System

Central Management System

Synology Chat

Synology Chat

Maximum Users 4,000
Notes
  • The number of concurrent HTTP connections for Synology Chat was configured to the maximum.
  • For tested models with expandable memory, the maximum amount of RAM was installed.

Document Viewer

Document Viewer

Download Station

Download Station

Maximum Concurrent Download Tasks 80

SAN Manager

SAN Manager

Maximum iSCSI Target Number 256
Maximum LUN 512
LUN Clone/Snapshot, Windows ODX

Synology MailPlus / MailPlus Server

Synology MailPlus / MailPlus Server

Free Email Accounts 5 (Licenses required for additional accounts)
Maximum Number of Concurrent Users 800
Maximum Server Performance 4,235,000 emails per day, approx. 129 GB
Notes
  • Models with more than 4 bays were installed with two SSDs for SSD cache.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • The performance of the mail system will slightly decrease in high-availability mode due to data synchronization between the two servers.
  • Functions that were enabled in all of the tests above: anti-spam, anti-virus, DNSBL, greylist, content scan, full-text search (English only).

Media Server

Media Server

DLNA Compliance

Synology Photos

Synology Photos

Facial Recognition

Snapshot Replication

Snapshot Replication

Maximum Snapshots per Shared Folder 1,024
Maximum of System Snapshots 65,536

Surveillance Station

Surveillance Station

Maximum IP cam (Licenses required) 90 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264) 2700 FPS @ 720p (1280x720)
2250 FPS @ 1080p (1920x1080)
1500 FPS @ 3M (2048x1536)
900 FPS @ 5M (2591x1944)
550 FPS @ 4K (3840x2160)
Total FPS (H.265) 2700 FPS @ 720p (1280x720)
2700 FPS @ 1080p (1920x1080)
2250 FPS @ 3M (2048x1536)
1500 FPS @ 5M (2591x1944)
1080 FPS @ 4K (3840x2160)
Notes
  • Surveillance Station throughput is tested with Axis network camera, using continuous recording with live view from Surveillance Station and motion detection by camera. Live view and recording are sharing the same stream from the camera.
  • The maximum channel number also includes devices installed on Virtual DSM.
  • Total FPS may be affected by other services running at the same time (e.g., archive tasks performed by Archive Vault).

Synology Drive

Synology Drive

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)
Recommended Number of Concurrent Sync Clients 1,800 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Notes
  • Exceeding the recommended numbers above will not block application operations, but may result in longer response time.
  • Utilizing SSD cache can significantly improve performance.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.

Synology Office

Synology Office

Maximum Users 2,900
Notes
  • Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM

Video Station

Video Station

Virtual Machine Manager

Virtual Machine Manager

Recommended Virtual Machine Instances 12 (Learn more)
Recommended Virtual DSM Number (Licenses required) 12 (including 1 Free License)
Notes The specifications vary depending on system configuration and memory size.

VPN Server

VPN Server

Maximum Connections 60

Notes:

  1. Model specifications are subject to change without prior notice.
  2. 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.
  3. The actual performance may be lower than lab testing figure due to differences in server configuration, deployment, and the number of active operations.
  4. If usage requirements exceed the specifications above, please contact our regional partners for professional advice.