Synology DiskStation DS620Slim | Tech4U Online Computer Store

Synology DS620SLIM Description:

Synology DiskStation DS620Slim 6-Bay NAS - 2.5 Diskless 2xGbE, Intel Celeron, 2GB DDR3L RAM, 2x USB 3.0 - 2.5 Drives Only

Synology DiskStation DS620Slim 6-Bay NAS

Secure digital content with a modern look

When performance meets style

DS620slim is a mini 6-bay NAS with a stylish chassis design, perfectly blending in modern workplaces or apartments. Supporting near-instantaneous snapshot technology and real-time 4K video transcoding, DS620slim is an all-around file management solution that fulfills professionals’ needs of advanced data protection and high-quality media streaming.

Remain classic while shrinking footprint

The mini 6-bay design keeps DS620slim classic and saves deployment space. With six 2.5" drive support, DS620slim is able to boost performance by installing SSDs.

Ultimate file management and sharing

File Station is a web-based, fast and secure management tool built to allow easy, drag-and-drop operations without requiring any complex setup on Mac or PC. Advanced search and filtering tools allow for easy organization and file sharing. For complete compatibility, DS620slim supports the following protocols: AFP, FTP, iSCSI, NFS, SMB, and WebDAV.

Synchronize files across your devices

Cloud Station Suite provides real-time data synchronization across all your devices and other Synology NAS. "Intelliversioning" keeps the most important file versions to better utilize storage space.

4K Multimedia Server

Access and stream your 4K media content anytime and anywhere. DS620slim supports 4K H.264/H.265 online transcoding via Video Station and DS video, allowing 4K videos to be converted and played on the fly on other computers, smartphones, and media players that originally do not support Ultra HD formats.

Synology DS620SLIM Specifications:

Hardware Specifications

CPU

CPU Model	Intel Celeron J3355
CPU Architecture	64-bit
CPU Frequency	Dual Core 2.0 (base) / 2.5 (burst) GHz
Hardware Encryption Engine (AES-NI)	Yes
Hardware Transcoding Engine	H.264 (AVC), H.265 (HEVC), MPEG-2 and VC-1; maximum resolution: 4K (4096 x 2160); maximum frame rate per second (FPS): 30

Memory

System Memory	2 GB DDR3L
Memory Module Pre-installed	2 GB (2 GB x 1)
Total Memory Slots	2
Memory Expandable up to	6 GB (2 GB + 4 GB)
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. 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.

Storage

Drive Bays	6
Compatible Drive Type	2.5" SATA HDD 2.5" SATA SSD
Maximum Internal Raw Capacity	46.08 TB (7.68 TB drive x 6) (Capacity may vary by RAID types)
Maximum Single Volume Size*	108 TB
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. The maximum single volume size is not directly related to the maximum raw capacity. 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

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)	121 mm x 151 mm x 175 mm
Weight	1.4 kg

Others

System Fan	80 mm x 80 mm x 1 pcs
Fan Speed Mode	Full-Speed Mode Cool Mode Quiet Mode
Easy Replacement System Fan	Yes
Brightness Adjustable Front LED Indicators	Yes
Power Recovery	Yes
Noise Level*	20.5 dB(A)
Scheduled Power On / Off	Yes
Wake on LAN / WAN	Yes
Power Supply Unit / Adapter	65 W
AC Input Power Voltage	100 V to 240 V AC
Power Frequency	50/60 Hz, Single Phase
Power Consumption*	34.88 W (Access) 7.59 W (HDD Hibernation)
British Thermal Unit	119.1 BTU/hr (Access) 25.92 BTU/hr (HDD Hibernation)
Notes	Power consumption is measured when it is fully loaded with Western Digital 1TB WD10JFCX hard drive(s). Noise Level Testing Environment: Fully loaded with WD 1TB WD10JFCX 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: 17.2 dB(A); Temperature: 23.6�C; Humidity: 58.2%.

Temperature

Operating Temperature	5°C to 40°C (40°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
RCM
FCC
CE
BSMI

Warranty

2 Years
Notes	The warranty period starts from the purchase date as stated on your purchase receipt.

Environment

RoHS Compliant

Packaging Content

Main Unit 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

D3NS1866L-4G DDR3 non-ECC SO-DIMM
Surveillance Device License Pack
VS360HD
VS960HD

DSM Specifications

Storage Management

Maximum Internal Volume Number	64
Maximum iSCSI Target Number	128
Maximum iSCSI LUN	256
iSCSI LUN Clone/Snapshot, Windows ODX	Yes
SSD Read / Write Cache (White Paper)	Yes
SSD TRIM	Yes
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
Global Hot Spare Supported RAID Type	Synology Hybrid RAID RAID 1 RAID 5 RAID 6 RAID 10

File Services

File Protocol	CIFS/AFP/NFS/FTP/WebDAV
Maximum Concurrent CIFS/AFP/FTP Connections	500
Maximum Concurrent CIFS/AFP/FTP Connections (with RAM expansion)	1,500
Windows Access Control List (ACL) Integration	Yes
NFS Kerberos Authentication	Yes

Account & Shared Folder

Maximum Local User Accounts	2,048
Maximum Local Groups	256
Maximum Shared Folder	256
Maximum Shared Folder Sync Tasks	8

High Availability

Synology High Availability

Yes

Log Center

Syslog Events per Second

400

Virtualization

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

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, ???????, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Ceský, ???????, ???, ???, ????, ????

Add-on Packages

Antivirus by McAfee (Trial)

Yes

Central Management System

Yes

Synology Chat

Maximum Users	1,000
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	500,000
Recommended Number of Concurrent Sync Clients	500 (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.

Document Viewer

Yes

Download Station

Maximum Concurrent Download Tasks

exFAT Access (Optional)

Yes

Synology MailPlus / MailPlus Server

Free Email Accounts	5 (Licenses required for additional accounts)
Maximum Number of Concurrent Users	50
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

Yes

Moments

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

Snapshot Replication

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

Surveillance Station

Maximum IP cam (Licenses required)	25 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)	750 FPS @ 720p (1280x720) 600 FPS @ 1080p (1920x1080) 350 FPS @ 3M (2048x1536) 250 FPS @ 5M (2591x1944) 120 FPS @ 4K (3840x2160)
Total FPS (H.265)	750 FPS @ 720p (1280x720) 750 FPS @ 1080p (1920x1080) 450 FPS @ 3M (2048x1536) 250 FPS @ 5M (2591x1944) 200 FPS @ 4K (3840x2160)
Total FPS (MJPEG)	450 FPS @ 720p (1280x720) 250 FPS @ 1080p (1920x1080) 160 FPS @ 3M (2048x1536) 130 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	450 (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	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

Video Transcoding	4K Group 1
Maximum Transcoding Channel Number	2 channel, 30 FPS @ 4K (4096 x 2160), H.264 (AVC)/H.265 (HEVC) or 2 channel, 30 FPS @ 1080p (1920×1080), H.264 (AVC)/H.265 (HEVC)/MPEG-2/VC-1

Virtual Machine Manager

Recommended Virtual Machine Instances	2
Recommended Virtual DSM Number (Licenses required)	2 (including 1 Free License)
Notes	The specifications vary depending on system configuration and memory size.

VPN Server

Maximum Connections

Synology DiskStation DS620Slim 6-Bay NAS - 2.5 Diskless 2xGbE, Intel Celeron, 2GB DDR3L RAM, 2x USB 3.0 - 2.5 Drives Only [DS620SLIM]

Synology DS620SLIM Description:

Synology DS620SLIM Specifications: