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DS920+

  • DS920+ image
  • DS920+ image
  • DS920+ image
  • DS920+ image
DS920+ image click to zoom

  • Параметри: Стар продукт -не се предлага 4-bay (up to 9-bay) Synology NAS server for Small and Medium Business DS920+
  • Други:  Intel Celeron J4125 Quad Core 2.0 GHz up to 2,7 GHz CPU, 4 GB DDR4 RAM (up to 8GB), 2x Gbit LAN, 1x eSATAport, 2x USB 3.0, 2x M.2 drive slot, HDD 4x 16TB (not incl.) / max 9x 16TB with extension DX517,RAID 0,1,5,6,10, hotswap HDD, File/Mail/FTP/Print/DHCP
  • Гаранция: 36m
  • стар продукт, не се предлага

Технически данни

CPU

 CPU Model Intel Celeron J4125
CPU Architecture 64-bit
CPU Frequency 4-core 2.0 (base) / 2.7 (burst) GHz
Hardware Encryption Engine (AES-NI) V

Memory

 System Memory 4 GB DDR4 non-ECC
Total Memory Slots 1
Maximum Memory Capacity 8 GB (4 GB + 4 GB)
Notes
  • Please select Synology memory modules for optimum compatibility and reliability. Synology will not provide complete product warranty or technical support if non-Synology memory modules are used for memory expansion.
  • 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 4
Maximum Drive Bays with Expansion Unit 9 (DX517 x 1)
M.2 Drive Slots 2 (NVMe)
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
  • M.2 2280 NVMe SSD
Maximum Internal Raw Capacity 64 TB (16 TB drive x 4) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 144 TB (64 TB + 16 TB drive x 5) (Capacity may vary by RAID types)
Maximum Single Volume Size* 108 TB
Hot Swappable Drive V
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.
  • 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)
  • Each internal volume (may consist of multiple drives) is expandable up to 108TB.

External Ports

 RJ-45 1GbE LAN Port 2 (with Link Aggregation / Failover support)
USB 3.0 Port 2
eSATA Port 1

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) 166 mm x 199 mm x 223 mm
Weight 2.24 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 V
Power Recovery V
Noise Level* 19.8 dB(A)
Scheduled Power On / Off V
Wake on LAN / WAN V
Power Supply Unit / Adapter 100 W
AC Input Power Voltage 100 V to 240 V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 32.17 W (Access)
9.69 W (HDD Hibernation)
British Thermal Unit 109.84 BTU/hr (Access)
33.09 BTU/hr (HDD Hibernation)
Notes
  • Power consumption is measured when it is fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
  • Noise Level Testing Environment: Fully loaded with Seagate 2TB ST2000VN000 hard drive(s) in the idle state. Two G.R.A.S. Type 40AE microphones, each set up 1 meter away from the Synology NAS at the front and rear. 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
  • EAC
  • VCCI
  • CCC
  • RCM
  • KC
  • FCC
  • CE
  • BSMI

Warranty

 3-year hardware warranty, extendable to 5-year coverage - EW201
Notes The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more)

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
Notes All memory modules will operate at the maximum frequency specified by the CPU manufacturer.

DSM Specifications

Storage Management

 Maximum Internal Volume Number 64
Maximum iSCSI Target Number 128
Maximum iSCSI LUN 256
iSCSI LUN Clone/Snapshot, Windows ODX V
SSD Read / Write Cache (White Paper) V
SSD TRIM V
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
  • RAID 10
Volume Expansion by Adding a HDD
  • Synology Hybrid RAID
  • JBOD
  • RAID 5
  • RAID 6 (with Expansion Unit)
Global Hot Spare Supported RAID Type
  • Synology Hybrid RAID
  • RAID 1
  • RAID 5
  • RAID 6 (with Expansion Unit)
  • RAID 10 (with Expansion Unit)

File Services

 File Protocol CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections 1,000
Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion) 2,000
Windows Access Control List (ACL) Integration V
NFS Kerberos Authentication V

Account & Shared Folder

 Maximum Local User Accounts 2,048
Maximum Local Groups 256
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 16

High Availability

 Synology High Availability V

Log Center

 Syslog Events per Second 800

Virtualization

 VMware vSphere 6 with VAAI V
Windows Server 2016 V
Citrix Ready V
OpenStack V

General Specifications

 Networking Protocols SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported Browsers
  • Chrome
  • Firefox
  • Edge
  • Internet Explorer 10 onwards
  • Safari 10 onwards
  • Safari (iOS 10 onwards)
  • Chrome (Android 6.0 onwards)
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

Antivirus by McAfee (Trial)

 V

Central Management System

 V

Synology Chat

 Maximum Users 1,500
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.

Document Viewer

 V

Download Station

 Maximum Concurrent Download Tasks 80

exFAT Access (Optional)

 V

Synology MailPlus / MailPlus Server

 Free Email Accounts 5 (Licenses required for additional accounts)
Maximum Number of Concurrent Users 100
Maximum Server Performance 1,224,000 emails per day, approx. 37GB
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).

Media Server

 DLNA Compliance V

Moments

 Facial Recognition V
Subject Recognition V
Auto Color & Rotate V
Moments Select V

Snapshot Replication

 Maximum Snapshots per Shared Folder 1,024
Maximum of System Snapshots 65,536

Surveillance Station

 Maximum IP cam (Licenses required) 40 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264) 1200 FPS @ 720p (1280x720)
1050 FPS @ 1080p (1920x1080)
600 FPS @ 3M (2048x1536)
360 FPS @ 5M (2591x1944)
200 FPS @ 4K (3840x2160)
Total FPS (H.265) 1200 FPS @ 720p (1280x720)
1200 FPS @ 1080p (1920x1080)
1000 FPS @ 3M (2048x1536)
600 FPS @ 5M (2591x1944)
300 FPS @ 4K (3840x2160)
Total FPS (MJPEG) 680 FPS @ 720p (1280x720)
400 FPS @ 1080p (1920x1080)
300 FPS @ 3M (2048x1536)
200 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.
  • The maximum channel number also includes devices installed on Virtual DSM.
  • Total FPS may be affected by other services running at the same time (e.g., archive tasks performed by Archive Vault).

Synology Drive

 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)
Recommended Number of Concurrent Sync Clients 600 (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 3,400
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

Video Station

 V

Virtual Machine Manager

 Recommended Virtual Machine Instances 4 (Learn more)
Recommended Virtual DSM Number (Licenses required) 4 (including 1 Free License)
Notes The specifications vary depending on system configuration and memory size.

VPN Server

 Maximum Connections 30
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