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Hardware Specifications
CPU
CPU Model Intel Xeon D-1541
CPU Architecture 64-bit
CPU Frequency 8-Core 2.1 (base) / 2.7 (turbo) GHz
Hardware Encryption Engine (AES-NI)  
Memory
System Memory 16 GB DDR4 ECC RDIMM
Memory Module Pre-installed 16 GB (16 GB x 1)
Total Memory Slots 4
Memory Expandable up to 128GB (32 GB x 4)
Notes 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
Drive Bays 24
Maximum Drive Bays with Expansion Unit 48 (RX1217sas) / 72 (RX2417sas)
Compatible Drive Type* (See all supported drives)
  • 2.5" SATA SSD
  • 2.5" SAS HDD
  • 2.5" SAS SSD
Maximum Internal Raw Capacity 96 TB (4 TB drive x 24) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 288 TB (96 TB + 4 TB drive x 48) (Capacity may vary by RAID types)
Maximum Single Volume Size
  • 200 TB (32GB RAM required, for RAID 5 or RAID 6 groups only)
  • 108 TB
Hot Swappable Drive  
Notes
  • "Compatible drive type" indicates the drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.
  • The maximum raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)
  • Expansion of the internal volume is only supported if the combined single volume size does not exceed the maximum limit of 108TB or 200TB if upgraded to 32GB RAM or more.
External Ports
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
RJ-45 10GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
Expansion Port 1
PCIe
PCIe Expansion 1 x Gen3 x8 slot (x8 link)
Add-in-card support
  • M2D18 - Dual M.2 SATA SSD adapter card for SSD cache
  • PCIe Network Interface Card (Learn more)
Notes FS2017 with M2D18 can only support M.2 SATA SSD. M.2 NVMe/AHCI PCIe SSD is not supported.
File System
Internal Drives
  • Btrfs
  • EXT4
External Drives
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
Notes exFAT Access is purchased separately in Package Center.
Appearance
Size (Height x Width x Depth) 88 mm x 482 mm x 724 mm
Weight 14.9 kg
Rack Installation Support 4-post 19" rack (Synology Rail Kit - RKS1317)
Notes The rail kit is sold separatelty.
Others
System Fan 80 mm x 80 mm x 4 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan  
Power Recovery  
Noise Level* 57 dB(A)
Scheduled Power On/Off  
Wake on LAN/WAN  
Power Supply Unit / Adapter 2 X 500W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 313 W (Access)
126 W (HDD Hibernation)
British Thermal Unit 1068 BTU/hr (Access)
430 BTU/hr (HDD Hibernation)
Redundant Power Supply (for xs+ and RP model)  
Environment Temperature
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
  • EAC
  • VCCI
  • RCM
  • KC
  • FCC
  • CE
  • BSMI
Warranty 5 Years
Notes
  • Power consumption is measured when fully loaded with HGST 1.8TB HUC101818CS4204 hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Toshiba 600GB AL14SEB060N hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number 1024
Maximum iSCSI Target Number 256
Maximum iSCSI LUN 512
iSCSI LUN Clone/Snapshot, Windows ODX  
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
  • RAID 5
  • RAID 6
  • JBOD
Global Hot Spare Supported RAID Type
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
File Services
File Protocol CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections 4000
Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion) 10000
Windows Access Control List (ACL) Integration  
NFS Kerberos Authentication  
Account & Shared Folder
Maximum Local User Accounts 16000
Maximum Local Groups 512
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 32
High Availability Manager  
Log Center  
Syslog Events per Second 3000
Virtualization
VMware vSphere 6 with VAAI  
Windows Server 2012  
Windows Server 2012 R2  
Windows Server 2016  
Citrix Ready  
OpenStack  
Add-on Packages (learn more about the complete add-on package list)
Antivirus by McAfee (Trial)  
Central Management System  
Chat  
Maximum Users 6000
Notes
  • The number of concurrent HTTP connections for Chat was configured to the maximum.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
Cloud Station Server  
Maximum Number of Concurrently Connected Devices 16000
Maximum Number of Concurrently Connected Devices (with RAM expansion) 30000
Maximum Number of Hosted Files (btrfs) 3,000,000
Maximum Number of Hosted Files (ext4) 3,000,000
Notes
  • The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time.
  • The maximum number of hosted files refers to the maximum number of files that can be indexed and hosted by the Cloud Station Server service. RAM expansion was not used during testing.
  • Non-encrypted shared folders were used during the aforementioned testing.
exFAT Access (optional)  
MailPlus / MailPlus Server  
Free Email Accounts 5 (Licenses required for additional accounts)
Maximum number of concurrent users Up to 1100
Maximum Server Performance 4,471,000 emails per day, approx. 136GB
Notes
  • The CPU and RAM usage were both under 80% when testing the maximum number of concurrent users.
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Read-write SSD cache was enabled in 5-bay (and above) NAS models with 2 SSDs units 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).
Auto Color & Rotate  
Moments Select  
Snapshot Replication  
Maximum Snapshots per Shared Folder 1024
Maximum of system snapshots 65536
Surveillance Station  
Maximum IP cam (Licenses required) 100 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 3000 FPS @ 720p (1280x720)
2800 FPS @ 1080p (1920×1080)
1200 FPS @ 3M (2048x1536)
700 FPS @ 5M (2591x1944)
500 FPS @ 4K (3840x2160)
Total FPS (H.265)* 3000 FPS @ 720p (1280x720)
3000 FPS @ 1080p (1920×1080)
2400 FPS @ 3M (2048x1536)
1300 FPS @ 5M (2591x1944)
800 FPS @ 4K (3840x2160)
Total FPS (MJPEG)* 1300 FPS @ 720p (1280x720)
700 FPS @ 1080p (1920×1080)
500 FPS @ 3M (2048x1536)
400 FPS @ 5M (2591x1944)
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.
Synology Drive  
Recommended Number of Hosted Files 5,000,000 (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 Connections for PC Clients 2,000 (the number of connections that can be maintained when the recommended number of hosted files was reached)
Notes
  • For tested models with expandable memory, the maximum amount of RAM was installed.
  • Exceeding the limits above may result in longer response time in file operations.
  • Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.
Synology Office  
Maximum Users 3400
Notes
  • Multiple files were opened for testing and each file was edited by 30 users simultaneously.
  • CPU and RAM usage were both under 80% when the number of maximum users was reached.
  • 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
Virtual Machine Manager  
Recommended Virtual Machine Instances 16 (Learn more)
Recommended Virtual DSM Number (Licenses required) 16 (including 1 Free License)
Notes
  • Virtual Machine Manager is not supported on hosts running Synology High Availability.
  • The specifications vary depending on system configuration and memory size.
VPN Server  
Maximum Connections 40
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
  • Quick Installation Guide X 1
Optional Accessories
  • Surveillance Device License Pack
  • RAMRG2133DDR4-16G DDR4 ECC RDIMM
  • RAMRG2133DDR4-32G DDR4 ECC RDIMM
  • Expansion Unit: RX1217sas X 2
  • Expansion Unit: RX2417sas X 2
  • VS360HD
  • VS960HD
  • Synology Rail Kit Sliding - RKS1317
  • Synology Ethernet Adapter E10G18-T1
  • Synology Ethernet Adapter E10G18-T2
  • Synology Ethernet Adapter E10G17-F2
  • Synology M2D18 M.2 SSD adapter card
Notes If multiple memory modules of different frequency are installed in the same system, all memory modules will be operated at the lowest frequency available.

(FS2017)

SKU FS2017
Barcode # 846504002689
Brand SYNOLOGY
Shipping Weight 42.0000kg
Shipping Width 0.690m
Shipping Height 0.260m
Shipping Length 0.920m
Shipping Cubic 0.165048000m3

Warranty 5 Years

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