Take your data management to the next level
Versatile smart storage that helps you consolidate and store your growing digital data.
Stunningly compact
Powerful functionality in a tiny package, with room for 10GbE and dual NVMe drives.
Consolidate and share
Flexibly store and organize 50 TB of data, then share with anyone.
Keep your data safe
Hardware and software engineered to protect your data — trusted by millions.
Storage that fits your needs
Is your data scattered across external drives and public cloud accounts? With DS923+, you can consolidate your data with over 50 TB across 4 bays. Need more space? Expand with DX517 for over 120 TB of storage.
The performance you need
Reduce transfer times with DS923+, designed to accelerate your workloads. Easily add faster networking and NVMe drives to further boost performance.
Store, share, and protect
Manage all your documents, photos, and other files, back up applications and devices, and protect your physical assets with professional video surveillance.
Private cloud storage
Access files from all your devices and protect them with smart versioning. Manage, share, and sync your data across locations.
A private cloud for all your devices
Effortlessly deploy your own personal cloud with Synology’s private cloud solution. Simplify file access and consolidate your data management to benefit from easier file sharing and collaboration.
Professional photo management
Efficiently back up and organize photos and videos with management tools for novice and professional users alike. Automatically organize your content into albums and create secure share links to share files with family, friends, or clients.
A private cloud for all your devices
Effortlessly deploy your own personal cloud with Synology’s private cloud solution. Simplify file access and consolidate your data management to benefit from easier file sharing and collaboration.1 Learn more
Professional photo management
Efficiently back up and organize photos and videos with management tools for novice and professional users alike. Automatically organize your content into albums and create secure share links to share files with family, friends, or clients. Learn more
Consolidate data management
Sync files and folders between sites
Site-to-site file syncing allows collaborators to sync individual files or folders between Synology devices, whether at home, another office, or across the world. Combine convenient access with 100% data ownership.
Share data with the power of the cloud
Reduce your on-site storage footprint and benefit from data center network speeds with hybrid cloud technology. Set up Hybrid Share Folders to efficiently store cold data in the cloud, while keeping frequently accessed files cached locally on your DS923+ and accessible at LAN speeds.
Multi-layered backup
Back up files, folders, physical devices, VMs, and SaaS applications with free solutions, and protect your NAS with built-in technologies.
Centralize your backup and recovery solution
Consolidate and automate backup tasks for PCs, file servers, VMs, SaaS applications, and more with Active Backup Suite. Administer device backups remotely through a centralized portal and quickly restore specific files or entire devices to keep your business up and running. Take advantage of built-in remote backup solutions designed to protect your data with seamless 3-2-1 backup configurations.
Perform full system backups with Synology
Protect all data, applications, and configurations on your Synology systems with comprehensive scheduled backups to local and remote servers, external drives, or cloud storage destinations including Synology C2 Storage.
Protect folders and LUNs with snapshots
Configure efficient point-in-time snapshots of shared folders and LUNs at intervals as short as 5 minutes. Allow users to easily restore previous versions of files unassisted, quickly recover VMs, and copy snapshots to another server to benefit from rapid storage failover.
Smart surveillance
Transform your Synology device into a full-featured video management system for a wide range of compatible IP cameras.
Synology Surveillance Station
Protecting your business has never been easier with centralized video management, support for over 8,300 IP camera models, and remote monitoring and playback of footage. Synology’s surveillance management system provides all the tools you need for live monitoring, alerts, investigation, management, and backup.
Dual recording
C2 Surveillance allows you to keep access to surveillance footage if your recording server is disabled by recording to your local server as well as C2 cloud. End-to-end encryption protects streams against unauthorized access while low latency recording lets you review the crucial last few seconds before the recording server was lost.
Performance backed by Synology drives
Leverage high sustained performance and reliability with enterprise-grade drives with built-in data protection designed for Synology systems.
Get more with DiskStation Manager
Take advantage of a host of native productivity, management, and security solutions available in the web-based Synology DSM operating system.
Storage |
Supported file systems |
BTRFS, Fat, HFS+, NTFS, exFAT, ext3, ext4 |
Hot-swap drive bays |
Yes |
Online RAID expansion |
Yes |
Online RAID migration |
Yes |
RAID levels |
0, 1, 5, 6, 10, JBOD |
RAID support |
Yes |
Number of M.2 (M & B) slots |
2 |
Storage drive sizes supported |
3.5,M.2,2.5 |
Storage drive capacity |
8 TB |
Supported storage drive types |
HDD & SSD |
Installed storage drive type |
HDD |
Number of storage drives supported |
4 |
Number of storage drives installed |
4 |
Total installed storage capacity |
32 TB |
Storage drives installed |
Yes |
Processor |
Number of processors supported |
1 |
L3 cache |
4 MB |
L2 cache |
1 MB |
Processor threads |
4 |
Processor cores |
2 |
Processor boost frequency |
3.1 GHz |
Processor frequency |
2.6 GHz |
Processor model |
R1600 |
Processor generation |
AMD Ryzen Embedded R1000 Series |
Processor family |
Ryzen Embedded |
Processor manufacturer |
AMD |
Memory |
Memory form factor |
SO-DIMM |
Memory slots |
2 |
ECC |
Yes |
Maximum RAM supported |
32 GB |
Internal memory type |
DDR4 |
Internal memory |
4 GB |
Network |
Supported network protocols |
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Link aggregation |
Yes |
Load balancing system |
Yes |
Wake-on-LAN ready |
Yes |
iSCSI support |
Yes |
Ethernet LAN data rates |
1000 Mbit/s |
Ethernet LAN |
Yes |
Ports & interfaces |
PCI Express x2 (Gen 3.x) slots |
1 |
eSATA ports quantity |
1 |
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity |
2 |
USB port |
Yes |
Ethernet LAN (RJ-45) ports |
2 |
Design |
Cable lock slot type |
Kensington |
Cable lock slot |
Yes |
LED indicators |
HDD, Power, Status |
Drive bay locking |
Yes |
Fan diameter |
9.2 cm |
Number of fans |
2 fan(s) |
Product colour |
Black |
Cooling type |
Active |
Chassis type |
Mini Tower |
Performance |
Security algorithms |
HTTPS, SSH, SSL/TLS |
Access Control List (ACL) |
Yes |
Reset button |
Yes |
On/off switch |
Yes |
Built-in FTP server |
Yes |
Browser supported |
Google Chrome, Firefox, Microsoft Edge, Safari |
Hot spare |
Yes |
System log |
Yes |
Share folder |
SMB/AFP/NFS/FTP/WebDAV |
Share folder access right management |
Yes |
Snapshot |
Yes |
Noise level |
22.9 dB |
Number of users |
2048 user(s) |
Multilingual support |
Yes |
Backup features |
Cloud, iSCSI LUN |
Backup function |
Yes |
Device class |
Home & Home Office |
Type |
NAS |
Software |
Other operating systems supported |
Android, iOS |
Mac operating systems supported |
Yes |
Linux operating systems supported |
Yes |
Windows operating systems supported |
Yes |
Operating system installed |
DiskStation Manager |
Power |
AC input frequency |
50 - 60 Hz |
AC input voltage |
100 - 240 V |
Power consumption (HDD standby) |
11.52 W |
Power consumption (typical) |
35.51 W |
Number of power supply units |
1 |
Power supply unit (PSU) capacity |
100 W |
Power supply location |
External |
Weight & dimensions |
Height |
166 mm |
Depth |
223 mm |
Width |
199 mm |
General |
Product family |
DiskStation |
Packaging content |
Power cables quantity |
1 |
Cables included |
AC, LAN (RJ-45) |
External power adapter |
Yes |
Sustainability |
Sustainability compliance |
Yes |
Operational conditions |
Storage temperature (T-T) |
-20 - 60 °C |
Storage relative humidity (H-H) |
5 - 95% |
Operating altitude |
0 - 5000 m |
Operating relative humidity (H-H) |
8 - 80% |
Operating temperature (T-T) |
0 - 40 °C |
Other features |
Compliance certificates |
CCC, CE, Federal Communications Commission (FCC), RoHS, UKCA |