DiskStation DS3622xs+

Powerful and high-capacity storage that fits in any environment

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High-performance mass storage

The 12-bay Synology DS3622xs+ is a powerhouse NAS capable of fitting into small and medium business environments with intensive and multi-user workloads. Its high capacity, scalability, and processing power make it ideal for VM and container storage, for lightning-fast file sharing, and as a network video recorder for large surveillance deployments. It comes with powerful storage management, file syncing, surveillance, and backup software, and is suitable for editing high-quality video.

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CPUSix-core Intel^® Xeon^® processor

Throughput4,719 MB/s seq. read
260,691 4K random read IOPS

Memory16 GB DDR4 ECC, expandable to 48 GB

ScalabilityExpand 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 storageKeep 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 SMBsDeploy 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 applicationsHost 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.

The DS3622xs+ features over 4,700 MB/s sequential reads and over 2,400 MB/s sequential writes

The DS3622xs+ features over 260,000 random read IOPS and over 97,000 random write 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

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.

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.

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.

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.

Out-of-the-box data protection

Consolidate backups to your NAS

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

Back up your NAS to other devices

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

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

Certified virtual machine storage

Synology DiskStation Manager (DSM) streamlines provisioning for and management of virtual machines with full certification for VMware^® vSphere™, Microsoft^® Hyper-V^®, Citrix^® XenServer™, and OpenStack virtualization environments.

Synology Storage Console for VMware^® or Windows platforms lets you manage storage directly from your hypervisor. VMware^® VAAI integration and Windows ODX help offload storage operations and speed up data transfer, and a Kubernetes CSI driver lets you provision and manage volumes directly from the K8s CLI.Learn more

Centralized surveillance for your business

Transform the DS3622xs+ into a powerful network video recorder with Synology Surveillance Station. Learn more

Secure and private

Footage stored locally is protected by industry-standard AES-256 encryption.

Scale up any time

Connect up to 90 IP cameras from a wide selection of over 7,900 validated models.

Real-time analytics

Take advantage of intelligent monitoring features and receive automatic alerts of security events.

Centralized surveillance for your business

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.

HDD

Enterprise Series 3.5" SATA

SSD

Enterprise Series 2.5" SATA

Enterprise Series M.2 NVMe

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.

Data Protection

Keep your business safe from data loss and minimize service downtime.

Learn more

User Management

Manage user accounts and devices throughout your business with powerful directory services.

Learn more

Security

Shield your Synology NAS from the most sophisticated threats with industry-leading security solutions.

Learn more

File Management

Manage, sync, and share files from multiple devices through a centralized platform.

Learn more

System Administration

Manage the health of your deployments and centrally administer updates with ease.

Learn more

Surveillance

Secure data with comprehensive built-in security tools to protect your devices against evolving threats.

Learn more

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

Hardware Overview

1Status Indicator
2Alert Indicator
3Power Button
4LAN Indicators
5DRIVE Status Indicators

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.

Learn more

Complete business backup

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

Learn more

IT infrastructure protection

Safeguard your deployments from being accidentally or deliberately compromised.

Learn more

Notes:Gartner® and Peer Insights™ are trademarks of Gartner, Inc. and/or its affiliates. All rights reserved. Gartner Peer Insights content consists of the opinions of individual end users based on their own experiences, and should not be construed as statements of fact, nor do they represent the views of Gartner or its affiliates. Gartner does not endorse any vendor, product or service depicted in this content nor makes any warranties, expressed or implied, with respect to this content, about its accuracy or completeness, including any warranties of merchantability or fitness for a particular purpose.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.PCIe add-in cards, expansion units, and storage drives are sold separately. Refer to the compatibility list for compatible devices.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.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.Surveillance Station includes 2 free licenses. Connecting more cameras and devices requires additional licenses.

Hardware Specs

Software Specs

Hardware Specifications
CPU
CPU	CPU Model	Intel Xeon D-1531
	CPU Quantity	1
	CPU Cores	6
	CPU Threads	12
	CPU Architecture	64-bit
	CPU Frequency	2.2 (base) / 2.7 (turbo) GHz
	Hardware Encryption Engine
Memory
Memory	System Memory	16 GB DDR4 ECC SODIMM
	Total Memory Slots	4
	Maximum Memory Capacity	48 GB (8 GB x 2 + 16 GB x 2)
	Notes	Synology may revise pre-installed memory module specifications in response to component lifecycle and supply conditions. All revised components undergo the same rigorous validation to ensure equivalent compatibility, stability, and performance. 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. For multi-module memory configurations, all modules must be identical and share the same model number. Check the Product Manual of your Synology product for recommended memory configurations.
Storage
Storage	Drive Bays	12
	Maximum Drive Bays with Expansion Unit	36 (DX1222 x 2)
	Drive Type (See all supported drives)	3.5" SATA HDD 2.5" SATA HDD 2.5" SATA SSD
	Hot Swappable Drive*
	Notes	Synology only guarantees full functionality, reliability, and performance for Synology drives listed on the compatibility list. The use of non-validated components may limit certain functionality and result in data loss and system instability.
External Ports
External Ports	RJ-45 1GbE LAN Port	2
	RJ-45 10GbE LAN Port	2
	Out-of-Band Management LAN Port	1
	USB 3.2 Gen 1 Port	2
	Expansion Port	2
	Expansion Port Type	Mini-SAS HD
	Notes	This device's 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.
PCIe
PCIe	PCIe Expansion	1 x Gen3 x8 slot (x8 link)
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 watts
	AC Input Power Voltage	100V to 240V AC
	Power Frequency	50/60 Hz, Single Phase
	Power Consumption	94.42 watts (Access) 54.33 watts (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)
	Operating Humidity	8% to 80% RH
	Storage Humidity	5% to 95% RH
Certification
Certification	FCC CE BSMI VCCI RCM UKCA EAC KC BIS 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	DDR4 ECC SODIMM: D4ES02-8G/D4ES03-16G Expansion Units: DX1222 Enterprise Series 3.5" SATA HDD: HAT5300 Series Plus Series 3.5" SATA HDD: HAT3300 Series Enterprise Series 2.5" SATA SSD: SAT5200 Series M.2 SSD & 10GbE Combo Adapter Card: E10M20-T1 M.2 SSD Adapter Card: M2D20 25GbE Network Interface Card: E25G30-F2 10GbE Network Interface Card: E10G30-F2/E10G30-T2/E10G18-T1

DSM Specifications
Storage Management
Storage Management	Maximum Single Volume Size	200 TB (32 GB memory required) 108 TB
	Maximum Internal Volume Number	256
	SSD Read/Write Cache (Determining cache size)
	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
	Notes	Volumes over 108 TB require 32 GB of memory or more. Actual maximum storage pool and volume sizes depend on drive sizes used, the number of drive bays available, and the RAID configuration. Usable capacity for each volume will be lower than the maximum volume size and is dependent on the filesystem and the amount of system metadata stored.
File System
File System	Internal Drives	Btrfs ext4
	External Drives	Btrfs ext4 ext3 FAT32 NTFS HFS+ exFAT
File Services
File Services	File Protocol	SMB AFP NFS FTP WebDAV Rsync
	Maximum Number of SMB Connections (FSCT-Based)	600
	Windows Access Control List (ACL) Integration
	NFS Kerberos Authentication
	Notes	Connection value of this model is tested with Synology SATA SSD fully populated and up to four 10GbE network ports Models with expandable memory are tested with the maximum supported quantity installed. SMB performance was evaluated using Microsoft File Server Capacity Tool (FSCT) version 1.3, with the following configuration: Test workload: HomeFolder scenario provided by the FSCT tool Test duration: 600 seconds Domain controller & FSCT controller: Windows Server 2022 FSCT clients: 8 × Windows 10 machines SMB feature: Directory leasing enabled
Account & Shared Folder
Account & Shared Folder	Maximum Local User Accounts	5,120
	Maximum Local Groups	512
	Maximum Shared Folder	512
	Maximum Shared Folder Sync Tasks	16
Hybrid Share
Hybrid Share	Maximum Hybrid Share Folders	15
Hyper Backup
Hyper Backup	Folder and Package Backup
	Entire System Backup
	Notes	Full-system backup requires DSM 7.2 or later.
High Availability
High Availability	Synology High Availability
Log Center
Log Center	Syslog Events per Second	3,000
Virtualization
Virtualization	VMware vSphere	ESXi 8.0 U2, ESXi 8.0 U1, ESXi 8.0, ESXi 7.0 U3, ESXi 7.0 U2, ESXi 7.0 U1, ESXi 7.0, ESXi 6.7 U3, ESXi 6.7 U2, ESXi 6.7 U1, ESXi 6.7, ESXi 6.5 U3, ESXi 6.5 U2, ESXi 6.5 U1, ESXi 6.5
	Microsoft Hyper-V	Windows Server 2022
	Citrix XenServer	XenServer 8, Citrix Hypervisor 8.2 LTSR CU1
	OpenStack	Cinder
General Specifications
General Specifications	Supported Protocols	SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
	Supported Browsers	Chrome Firefox 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
Central Management System
Central Management System
Synology AI Console
Synology AI Console	Third-Party AI Model Integration
	Maximum De-Identification Rate	600 words per second
	Notes	De-identification performance measurement: Filters for Credit Card Numbers, IBAN, Individual Taxpayer Identification Number, SSN, and Names applied to a 4,355-word English text. To enable de-identification, your device must have at least 8 GB of memory and Container Manager installed.
Synology Chat
Synology Chat	Maximum Number of Users	500
	Notes	Measured with simulated users, each with an average record of 20,000 messages, emojis, or stickers. The required server response time is below ten seconds. Models with expandable memory are tested with the maximum supported quantity installed.
Download Station
Download Station	Maximum Concurrent Download Tasks	80
SAN Manager
SAN Manager	Maximum iSCSI Target Number	128
	Maximum LUN	256
	LUN Clone/Snapshot, Windows ODX
Synology MailPlus / MailPlus Server
Synology MailPlus / MailPlus Server	Free Email Accounts	5 (Additional accounts require purchase of licenses)
	Maximum Number of Users	1,300
	Notes	The suggested maximum number of users is based on the following workload: 20% of users with a 20,000 item mailbox randomly performing actions and receiving 240 emails per day, and 80% of users receiving 20 emails per day. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Learn more about memory requirements. Operating in high-availability mode will incur additional overhead. Features enabled during evaluation: anti-spam, anti-virus, DNSBL, greylist, content scanning, and full-text search (English).
Media Server
Media Server	DLNA Compliance
Synology Photos
Synology Photos	Facial Recognition
	Object Recognition
Snapshot Replication
Snapshot Replication	Maximum Snapshots per Shared Folder	512
	Maximum Snapshots per LUN	128
	Maximum Snapshots per System	16,384
	Maximum Replication Tasks for Shared Folders	64
	Maximum Replication Tasks for LUNs	32
	Maximum Replication Tasks per System	64
Surveillance Station
Surveillance Station	Default Licenses	2 (Additional cameras require purchase of licenses)
	Maximum IP Cameras and Total FPS (H.264)	1080p: 90 channels, 2250 FPS 3M: 90 channels, 1500 FPS 5M: 90 channels, 900 FPS 4K: 55 channels, 550 FPS
	Maximum IP Cameras and Total FPS (H.265)	1080p: 90 channels, 2700 FPS 3M: 90 channels, 2250 FPS 5M: 90 channels, 1500 FPS 4K: 90 channels, 1080 FPS
	Notes	Performance figures are obtained from testing conducted with the device fully populated with drives, with their default memory configuration, and under a continuous recording setup. Actual system capabilities may vary based on configuration, drive performance, enabled features, and the presence of additional workloads. Use NVR Selector to quickly find a suitable model based on your requirements. The number of video channels that can be viewed simultaneously is double the maximum number of cameras for the same codec and resolution.
Synology Drive
Synology Drive	Maximum Number of Users	1,100
	Maximum Number of Hosted Files	15,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)
	Notes	The suggested maximum number of users is based on the following workload: 20% of users randomly perform file operations (upload, download, move, and delete), and 80% of users are logged in but idle. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Exceeding the recommended numbers above will not block application operations, but may result in longer response time. Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.
Synology Office
Synology Office	Maximum Number of Users	1,100
	Notes	The suggested maximum number of users is based on the following workload: 20% of users are executing random actions at an average of 30-second intervals, and 80% of users are logged in and viewing a file. Learn more Models with SSD support are tested with a single SSD volume. Models with expandable memory are tested with the maximum supported quantity installed. Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
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	16

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.