| CPU Model | Realtek RTD1296 |
| CPU Architecture | 64-bit |
| CPU Frequency | Quad Core 1.4 GHz |
| Hardware Encryption Engine | Yes |
| Hardware Transcoding Engine | 10-bit H.265 (HEVC), MPEG-4 Part 2, MPEG-2, VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30 |
| Memory |
| System Memory | 2 GB DDR4 |
| Storage |
| Drive Bays | 4 |
| Compatible Drive Type* (See all supported drives) | - 3.5' SATA HDD
- 2.5' SATA HDD
- 2.5' SATA SSD
|
| Maximum Internal Raw Capacity | 40 TB (10 TB drive x 4) (Capacity may vary by RAID types) |
| Maximum Single Volume Size | 108 TB |
| Hot Swappable Drive | Yes |
| 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 single volume size is not directly related to the maximum raw capacity. ()
|
| External Ports |
| RJ-45 1GbE LAN Port | 2 (with Link Aggregation / Failover support) |
| USB 3.0 Port | 2 |
| File System |
| Internal Drives | EXT4 |
| External Drives | - EXT4
- EXT3
- FAT
- NTFS
- HFS+
- exFAT*
|
| Notes | exFAT Access is purchased separately in Package Center. |
| Appearance |
| Size (Height x Width x Depth) | 166 mm x 199 mm x 223 mm |
| Weight | 2.28 kg |
| Others |
| System Fan | 92 mm x 92 mm x 2 pcs |
| Fan Speed Mode | - Full-Speed Mode
- Cool Mode
- Quiet Mode
|
| Brightness adjustable front LED indicators | Yes |
| Power Recovery | Yes |
| Noise Level* | 20.9 dB(A) |
| Scheduled Power On/Off | Yes |
| Wake on LAN/WAN | Yes |
| Power Supply Unit / Adapter | 90W |
| AC Input Power Voltage | 100V to 240V AC |
| Power Frequency | 50/60 Hz, Single Phase |
| Power Consumption* | 26.49 W (Access)
8.78 W (HDD Hibernation) |
| British Thermal Unit | 90.39 BTU/hr (Access)
29.96 BTU/hr (HDD Hibernation) |
| Environment Temperature |
| Operating Temperature | 5C to 40C (40F to 104F) |
| Storage Temperature | -20C to 60C (-5F to 140F) |
| Relative Humidity | 5% to 95% RH |
| Certification | - FCC Class B
- CE Class B
- BSMI Class B
|
| Warranty | 2 Years |
| Notes | Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s). |
DSM Specifications
( See more ) |
| Storage Management |
| Maximum Internal Volume Number | 256 |
| Maximum iSCSI Target Number | 10 |
| Maximum iSCSI LUN | 10 |
| Supported RAID Type | - Synology Hybrid RAID
- 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 | - Synology Hybrid RAID
- RAID 1
- RAID 5
- RAID 6
|
| Volume Expansion by Adding a HDD | - Synology Hybrid RAID
- RAID 5
- JBOD
|
| Global Hot Spare Supported RAID Type | - Synology Hybrid RAID
- RAID 1
- RAID 5
|
| SSD Support |
| SSD TRIM | Yes |
| File Sharing Capacity |
| Maximum Local User Accounts | 2048 |
| Maximum Local Groups | 256 |
| Maximum Shared Folder | 256 |
| Maximum Shared Folder Sync Tasks | 2 |
| Maximum Concurrent CIFS/AFP/FTP Connections | 200 |
| Windows Access Control List (ACL) Integration | Yes |
| NFS Kerberos Authentication | Yes |
| Log Center | Yes |
| Syslog Events per Second | 100 |
| Add-on Packages (learn more about the complete add-on package list) |
| Chat | Yes |
| Maximum Users | 500 |
| 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 | Yes |
| Maximum Number of Concurrently Connected Devices | 200 |
| Maximum Number of Synced Files (ext4) | 10,000 / single file reaction time 766 ms |
| Notes | - The maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing.
- File reaction time refers to the preparation time required for other devices to start downloading a 1KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing.
- Non-encrypted shared folders were used during the aforementioned testing.
|
| Download Station | Yes |
| Maximum Concurrent Download Tasks | 30 |
| exFAT Access (optional) | Yes |
| Media Server | Yes |
| DLNA Compliance | Yes |
| Office | Yes |
| Maximum Users | 100 |
| Maximum Simultaneous Editing Users | 30 |
| Notes | - 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
|
| Surveillance Station | Yes |
| Maximum IP cam (Licenses required) | 30 (including 2 Free License) (See All Supported IP Cameras) |
| Total FPS (H.264)* | 900 FPS @ 720p (1280x720)
300 FPS @ 1080p (19201080)
240 FPS @ 3M (2048x1536)
150 FPS @ 5M (2591x1944)
110 FPS @ 4K (3840x2160) |
| Total FPS (MJPEG)* | 300 FPS @ 720p (1280x720)
200 FPS @ 1080p (19201080)
130 FPS @ 3M (2048x1536)
80 FPS @ 5M (2591x1944) |
| Total FPS (H.265)* | 900 FPS @ 720p (1280x720)
450 FPS @ 1080p (19201080)
360 FPS @ 3M (2048x1536)
250 FPS @ 5M (2591x1944)
180 FPS @ 4K (3840x2160) |
| 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. |
| Video Station | Yes |
| Video Transcoding | 4K Group 3 (See more) |
| Maximum Transcoding Channel Number | 1 channel, 30 FPS @ 4K (4096 x 2160), H.265 (HEVC), 10-bit or
1 channel, 30 FPS @ 1080p (19201080), H.264 (AVC)/H.265 (HEVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1 |
| VPN Server | Yes |
| Maximum Connections | 15 |
| Environment & Packaging |
| Environment | RoHS Compliant |
| Packaging Content | - Main Unit X 1
- Accessory Pack X 1
- AC Power Adapter X 1
- AC Power Cord X 1
- RJ-45 LAN Cable X 2
- Quick Installation Guide X 1
|
| Optional Accessories | - Surveillance Device License Pack
- VS360HD
- VS960HD
|
| General |
| Networking Protocols | - CIFS
- AFP
- NFS
- FTP
- WebDAV
- CalDAV
- iSCSI
- Telnet
- SSH
- SNMP
- VPN (PPTP, OpenVPN)
|
| Windows AD Domain Integration | Domain Users login via Samba/AFP/FTP/File Station |
| HDD Management | - HDD Hibernation
- S.M.A.R.T.
- Dynamic Bad Sector Mapping
|
| Security | - FTP over SSL/TLS
- IP Auto-Block
- Firewall
- Encrypted Network Backup over Rsync
- HTTPS Connection
|
| Utilities | Synology Assistant |
| Supported Clients | - Windows 7 and 10
- Mac OS X 10.11 onward
|
| Supported Browsers | - Chrome
- Firefox
- Internet Explorer 10 onwards
- Safari 10 onwards
- Safari (iOS 10 onwards)
- Chrome (Android 6.0 onwards)
|
| Supported Language | English, Deutsch, Franais, Italiano, Espaol, Dansk, Norsk, Svenska, Nederlands, , Polski, Magyar, Portugus do Brasil, Portugus Europeu, Trke, esk, , , , |
 (1).png)
Cloud Station Sharesync
Cloud Station Drive
Cloud Station Server
DS Cloud
Cost-effective
Easy Management
Scalability
Flexibility
