DSM Specifications
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Storage Management
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Maximum Internal Volume Number |
64 |
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Maximum iSCSI Target Number |
10 |
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Maximum iSCSI LUN |
10 |
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Supported RAID Type |
- Synology Hybrid RAID
- Basic
- JBOD
- RAID 0
- RAID 1
- RAID 5
- RAID 6
- RAID 10
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RAID Migration |
- Basic to RAID 1
- Basic to RAID 5
- RAID 1 to RAID 5
- RAID 5 to RAID 6
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Volume Expansion with Larger HDDs |
- Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
- RAID 10
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Volume Expansion by Adding a HDD |
- Synology Hybrid RAID
- JBOD
- RAID 5
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Global Hot Spare Supported RAID Type |
- Synology Hybrid RAID
- RAID 1
- RAID 5
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File Services
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File Protocol |
CIFS/AFP/NFS/FTP/WebDAV |
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Maximum Concurrent CIFS/AFP/FTP Connections |
100 |
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Windows Access Control List (ACL) Integration |
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NFS Kerberos Authentication |
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Account & Shared Folder
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Maximum Local User Accounts |
1,024 |
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Maximum Local Groups |
256 |
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Maximum Shared Folder |
256 |
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Maximum Shared Folder Sync Tasks |
2 |
Log Center
|
Syslog Events per Second |
100 |
General Specifications
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Networking Protocols |
SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
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Supported Browsers |
- Chrome
- Firefox
- Edge
- Internet Explorer 10 onwards
- Safari 10 onwards
- Safari (iOS 10 onwards)
- Chrome (Android 6.0 onwards)
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|
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 |
Add-on Packages view the complete package list
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Synology Chat
|
Maximum Users |
10 |
|
Notes |
- The number of concurrent HTTP connections for Synology 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
|
Recommended Number of Hosted Files |
100,000 |
|
Recommended Number of Concurrent Sync Clients |
100 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
|
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.
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Download Station
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Maximum Concurrent Download Tasks |
50 |
exFAT Access (Optional)
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Media Server
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DLNA Compliance |
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Moments
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Facial Recognition |
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Surveillance Station
|
Maximum IP cam (Licenses required) |
8 (including 2 Free License) (See All Supported IP Cameras) |
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Total FPS (H.264)* |
240 FPS @ 720p (1280x720) 150 FPS @ 1080p (1920x1080) 100 FPS @ 3M (2048x1536) 40 FPS @ 5M (2591x1944) 20 FPS @ 4K (3840x2160) |
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Total FPS (H.265)* |
240 FPS @ 720p (1280x720) 240 FPS @ 1080p (1920x1080) 210 FPS @ 3M (2048x1536) 150 FPS @ 5M (2591x1944) 72 FPS @ 4K (3840x2160) |
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Total FPS (MJPEG)* |
150 FPS @ 720p (1280x720) 75 FPS @ 1080p (1920x1080) 50 FPS @ 3M (2048x1536) 25 FPS @ 5M (2591x1944) |
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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 |
100,000 (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 |
200 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
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Notes |
- Exceeding the limits above may result in longer response time in file operations.
- EXT4 file system and non-encrypted shared folders were used during the aforementioned testing.
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Synology Office
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Maximum Users |
100 |
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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.
- Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM
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Video Station
|
Video Transcoding |
Group 2 (See more) |
VPN Server
|
Maximum Connections |
10 |