CPU

CPU Model

• Realtek RTD1619B

CPU Quantity

• 1

CPU Architecture

• 64-bit

CPU Frequency

• 4-core 1.7 GHz

Hardware Encryption Engine

• Yes

Memory

System Memory

• 2GB DDR4 non-ECC

Storage

Drive Bays

• 2 (un-populated)

Compatible Drive Type

• 3.5-inch SATA HDD
• 2.5-inch SATA SSD
• Note: Please check Synology’s compatibility list as some drive compatibility is firmware-dependent.

Hot Swappable Drive

• Yes

Notes

• “Compatible drive type” indicates drives that have been tested to be compatible with Synology products. This term does not indicate the maximum connection speed of each drive bay.

External Ports

RJ45 1GbE LAN Port

• 1

USB 3.2 Gen 1 Port

• 3

USB / SD Copy

• Yes

Notes

• This device’s 1GbE LAN ports have a maximum transmission unit (MTU) size of 1,500 bytes.

File System

Internal Drives

• Btrfs
• EXT4

External Drives

• Btrfs
• EXT4
• EXT3
• FAT
• NTFS
• HFS+
• exFAT

Appearance

Size (Height x Width x Depth)

• 165 mm x 108 mm x 232.7 mm

Weight

• 1.28 kg

Others

System Fan

• 92 mm x 92 mm x 1 pcs

Fan Speed Mode

• Full-Speed Mode
• Cool Mode
• Quiet Mode

Brightness Adjustable Front LED Indicators

• Yes

Power Recovery

• Yes

Noise Level

• 14.6 dB(A)

Scheduled Power On / Off

• Yes

Wake on LAN / WAN

• Yes

Power Supply Unit / Adapter

• 60 W

AC Input Power Voltage

• 100V to 240V AC

Power Frequency

• 50/60 Hz, Single Phase

Power Consumption

• 17.343 W (Access)
• 4.08 W (HDD Hibernation)

British Thermal Unit

• 59.19 BTU/hr (Access)
• 13.92 BTU/hr (HDD Hibernation)

Notes

• Noise testing was conducted with the Synology system fully installed with Synology SATA SSDs and in an idle state.
• Two G.R.A.S. type 40AE microphones were placed at a 1 m distance from the front and rear of the device.
• Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75°C; Humidity: 58.2-61.8%.

Temperature

Operating Temperature

• 0°C to 40°C (32°F to 104°F)

Storage Temperature

• -20°C to 60°C (-5°F to 140°F)

Relative Humidity

• 5% to 95% RH

Certification

• FCC
• CE
• BSMI
• VCCI
• RCM
• UKCA
• EAC
• CCC
• KC

Environment

• RoHS Compliant

DSM Specifications

Storage Management

Maximum Single Volume Size

• 108TB

Maximum Internal Volume Number

• 64

SSD TRIM

• Yes

Supported RAID Type

• Synology Hybrid RAID
• Basic
• JBOD
• RAID 0
• RAID 1

RAID Migration

• Basic to RAID 1

Volume Expansion with Larger HDDs

• Synology Hybrid RAID
• RAID 1

Volume Expansion by Adding a HDD

• Synology Hybrid RAID

Notes

• Usable capacity for each volume will be lower than the maximum volume size and is dependent on the file system and the amount of system metadata stored.
• Actual maximum storage pool and volume sizes depend on drive sizes used, the number of drive bays available, and the RAID configuration.

File Services

File Protocol

• SMB/AFP/NFS/FTP/WebDAV

Maximum Concurrent SMB/AFP/FTP Connections

• 200

Windows Access Control List (ACL) Integration

• Yes

NFS Kerberos Authentication

• Yes

Notes

• The testing standard was based on the maximum number of concurrent connections supported by this model.
• During the testing, 25% of the connections were used to transfer files concurrently.
• The transfer process guaranteed that the connections were not interrupted; the minimum transfer speed was not guaranteed.

Account & Shared Folder

Maximum Local User Accounts

• 1,024

Maximum Local Groups

• 256

Maximum Shared Folder

• 256

Maximum Shared Folder Sync Tasks

• 4

Hybrid Share

Hybrid Share Folder Number

• 5

Log Centre

Syslog Events per Second

• 400

General Specifications

Networking Protocols

• SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV

Supported Browsers

• Google Chrome
• Firefox
• Microsoft Edge
• Safari

Supported Language

• English, German, French, Italian, Spanish, Danish, Norwegian, Swedish, Dutch, Russian, Poland, Hungarian, Portuguese (Brazil), Portuguese (Europe), Turkish, Czech, Thai, Japanese, Korean, Chinese (Traditional & Simplified)

Add-on Packages

Synology Chat

• Yes

Download Station

Maximum Concurrent Download Tasks

• 80

SAN Manager

Maximum iSCSI Target Number

• 10

Maximum LUN

• 10

LUN Clone/Snapshot, Windows ODX

• Yes

Media Server

DLNA Compliance

• Yes

Synology Photos

Facial Recognition

• Yes

Snapshot Replication

Maximum Snapshots per Shared Folder

• 256

Maximum of System Snapshots

• 4,096

Surveillance Station

Maximum IP cam (Licences required)

• 20 (including 2 Free Licence)

Total FPS (H.264)

• 600 FPS @ 720p (1280×720)
• 460 FPS @ 1080p (1920×1080)
• 300 FPS @ 3M (2048×1536)
• 150 FPS @ 5M (2591×1944)
• 110 FPS @ 4K (3840×2160)

Total FPS (H.265)

• 600 FPS @ 720p (1280×720)
• 500 FPS @ 1080p (1920×1080)
• 400 FPS @ 3M (2048×1536)
• 350 FPS @ 5M (2591×1944)
• 200 FPS @ 4K (3840×2160)

Notes

• Maximum IP cameras and FPS figures are tested with the device fully populated with drives and under a continuous recording setup. Actual system capabilities may differ depending on system configuration, drive performance, number of features enabled, and if additional workloads are present.

Synology Drive

Recommended Number of Concurrent Sync Clients

• 200 (the number of connections that can be maintained when the recommended number of hosted files was reached)

Recommended Number of Hosted Files

• 500,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above)

Notes

• Exceeding the recommended numbers above will not block application operations, but may result in longer response time.
• Btrfs file system and non-encrypted shared folders were used during the aforementioned testing.

Synology Office

Maximum Users

• 200

Notes

• Multiple files were opened for testing and each file was edited by 30 users simultaneously.
• Client performance may affect maximum simultaneous editing users. Client PCs used for testing: Intel Core i3-3220 / 8GB RAM

Video Station

• Yes

VPN Server

Maximum Connections

• 20

Package Contents

• 1 x DS223 Enclosure
• 1 x Accessory Pack
• 1 x AC Power Adapter
• 1 x AC Power Cord
• 1 x RJ45 LAN Cable
• 1 x Quick Installation Guide