Features
High-performance NAS server with flexibility to scale
Synology DiskStation DS3617xs is a high-performance NAS server with easy scalability. Equipped with quad-core Xeon® D processor and 16GB DDR4 ECC RAM, DS3617xs delivers stunning reading and writing performance while ensuring data accuracy when handling mission-critical tasks.
CPU
Quad-core Xeon® D up to 2.7 GHz
Memory
16GB DDR4 ECC RAM, up to 48GB
Ultra Performance
2,358 MB/s reading
Scalability
Up to 36 drives with DX1215
10GbE ready, and beyond
The PCIe 3.0 slot allows for faster networking as you expand your infrastructure. Together with the built-in quad Gigabit ports, DS3617xs offers comprehensive connectivity options for link aggregation and failover configurations.


5 year warranty
Synology’s 5-year limited warranty provides hardware replacement and technical support services, maximizing your return on investment.

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 continuity1.
Digital asset protection
Powered by Synology DiskStation Manager (DSM), Synology NAS offers advanced security measures to protect against sudden data loss and potential security holes.

Security Advisor
Analyzes system settings, password strength, network preferences, and removes any possible malware.

AppArmor
A kernel-level enhancement that blocks malicious programs from accessing unauthorized system resources.

AES 256-bit encryption
Encrypt shared folders and network data transmission to keep data from unauthorized access.

2-step verification
Prevent others from logging in to your DSM by generating a one-time password (OTP) on your mobile device.

Trust Level
Customize the trust level in Package Center to avoid installing packages from untrusted sources, safeguarding your NAS from unknown or tampered package files.
Complete iSCSI and virtualization solutions
Synology iSCSI storage supports most virtualization solutions including VMware vSphere, Microsoft Hyper-V, Citrix Xen Server, and OpenStack Cinder, to enhance work efficiency. Create and manage virtual machines running multiple operating systems such as Windows, Linux, and DSM using Virtual Machine Manager. Learn more
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 System provides comprehensive quota control on 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 accelerates data recovery, providing more flexibility for businesses

Automatic file self-healing detects and recovers corrupted files without user intervention
Powered by Synology DSM
CMS
Manage multiple Synology NAS servers simultaneously on a centralized interface to increase business efficiency.
MailPlus
Secure, reliable, and private mail server solution with an intuitive and modern mail client.
Synology High Availability
Ensures seamless service transition between clustered servers in the event of a server failure.
Office
Collaborate on spreadsheets and documents on your private cloud.
Snapshot Replication
Provides schedulable and instantaneous data protection for shared folders and virtual machines on iSCSI LUNs in the event of disaster.
Surveillance Station
Complete surveillance solution for recording, monitoring, and managemen


- 1Status indicator
- 2Alert indicator
- 3Drive status indicator
- 4Drive tray lock
- 5Power button and indicator
- 6LAN indicator
- 7Fan
- 8PCIe 3.0 slot
- 9USB 3.0 port
- 10Expansion port
- 11Reset button
- 12Console port
- 131GbE RJ-45 port
- 14P