DS3617xsII (ex DS3617XS+) vs DS3622xs+

Last updated on 13 Oct 2021 📧 Subscribe

DS3617xsII (ex DS3617XS+) vs DS3622xs+

DS3617xsII (ex DS3617XS+) DS3622xs+
Hardware
processor
Processor model Intel Xeon D-1527 Intel Xeon D-1531
Number of CPUs 1 1
Processor architecture 64-bit 64-bit
Processor clock 4-core 2.2 (base frequency) / 2.7 (maximum overclocking) GHz 6-core 2.2 (base frequency) / 2.7 (maximum overclocking) GHz
Hardware encryption engine (AES-NI)
Memory
System memory 16 GB DDR4 ECC SODIMM 16 GB DDR4 ECC SODIMM
Pre-installed memory modules 16 GB (8 GB x 2) 16 GB (8 GB x 2)
Total memory slots 4 4
Maximum memory capacity 48 GB (16 GB + 16 GB x 2) 48 GB (8 GB x 2 + 16 GB x 2)
Remark
  • Please purchase Synology original memory modules for best compatibility and reliability. If Synology memory modules are not used to expand the memory capacity, Synology will not be able to provide complete product warranty or technical support.
  • Synology reserves the right to replace memory components with the same or higher frequency depending on the supplier’s product availability. Its compatibility and stability have passed the same rigorous testing and inspection, please feel free to use it.
  • Please purchase Synology original memory modules for best compatibility and reliability. If Synology memory modules are not used to expand the memory capacity, Synology will not be able to provide complete product warranty or technical support.
  • Synology reserves the right to replace memory components with the same or higher frequency depending on the supplier’s product availability. Its compatibility and stability have passed the same rigorous testing and inspection, please feel free to use it.
Storage device
Number of Disk Slots 12 12
Maximum number of disk bays for installing expansion units 36 (DX1215/DX1215II x 2) 36 (DX1222 x 2)
Compatible Disk Type* (See all supported disks)
  • 3.5″ SATA HDD
  • 2.5″ SATA HDD
  • 2.5″ SATA SSD
  • 3.5″ SATA HDD
  • 2.5″ SATA HDD
  • 2.5″ SATA SSD
Maximum single storage capacity*
  • 200 TB (at least 32 GB memory required)
  • 108 TB
  • 200 TB (at least 32 GB memory required)
  • 108 TB
Disk hot swap support
Remark
  • Compatible disk type refers to the type of hard disk that is confirmed to be compatible with the product after actual measurement, and the maximum speed limit of the non-hard disk slot.
  • The internal storage space can be expanded, but the expanded single storage space cannot exceed 108 TB (RAM less than 32 GB) or 200 TB (RAM greater than or equal to 32 GB).
  • It is strongly recommended that you install the hard drives listed in the compatibility list of this model. Using unverified hard drives may cause storage pool and storage space creation failures. Synology does not provide technical support services for devices that use unsupported components.
  • Compatible disk type refers to the type of hard disk that is confirmed to be compatible with the product after actual measurement, and the maximum speed limit of the non-hard disk slot.
  • The internal storage space can be expanded, but the expanded single storage space cannot exceed 108 TB (RAM less than 32 GB) or 200 TB (RAM greater than or equal to 32 GB).
External port
RJ-45 1GbE network port 4 (Support Link Aggregation / Failover) 2 (Support Link Aggregation / Failover)
RJ-45 10GbE network port 2 x 10GBE (Support Link Aggregation / Failover)
Management port 1
USB 3.2 Gen 1 port* 2 2
Expansion port 2 2
Remark USB-IF renamed the standard formerly known as USB 3.0 to USB 3.2 Gen 1 in 2019. USB-IF renamed the standard formerly known as USB 3.0 to USB 3.2 Gen 1 in 2019.
PCIe
PCIe expansion 1 x Gen3 x8 slot (x8 link) 1 x Gen3 x8 slot (x8 link)
File system
Internal disk
  • Btrfs
  • EXT4
  • Btrfs
  • EXT4
External disk
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT
  • Btrfs
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT
Exterior
Size (Height X Width X Depth) 270 mm x 300 mm x 340 mm 270 mm x 300 mm x 340 mm
weight 9.8 kg 9.8 kg
other projects
System fan 120 mm x 120 mm x 2 pcs 120 mm x 120 mm x 2 pcs
Fan mode
  • Full speed mode
  • Low temperature mode
  • Silent mode
  • Full speed mode
  • Low temperature mode
  • Silent mode
Replaceable system fan
Automatic power recovery
Noise value* 22.3 dB(A) 25 dB(A)
Timer switch
Wake on LAN
Power supply/transformer 550 W 550 W
AC input voltage 100 V to 240 V AC 100 V to 240 V AC
Current frequency 50/60 Hz, single frequency 50/60 Hz, single frequency
Power consumption power* 108.2 W (Access)
53.4 W (HDD hibernation)		 94.42 W (Access)
54.33 W (HDD Hibernation)
British Thermal Unit 368.96 BTU/hr (Access)
182.09 BTU/hr (HDD Hibernation)		 322.39 BTU/hr (Access)
185.51 BTU/hr (HDD Hibernation)
Remark
  • The power consumption test data is obtained when the Western Digital 1TB WD10EFRX hard drive is full.
  • Noise level test environment: When Seagate 2TB ST2000VN000 hard disk is in standby mode, two GRAS Type 40AE microphones are set up at a distance of 1 meter from the front and back of Synology NAS; background noise level: 16.49-17.51 ​​dB(A); temperature: Celsius 24.25-25.75 degrees; humidity: 58.2-61.8%.
  • The power consumption test data is obtained when the Western Digital 1TB WD10EFRX hard drive is full.
  • Noise level test environment: When Seagate 2TB ST2000VN000 hard disk is in standby mode, two GRAS Type 40AE microphones are set up at a distance of 1 meter from the front and back of Synology NAS; background noise level: 16.49-17.51 ​​dB(A); temperature: Celsius 24.25-25.75 degrees; humidity: 58.2-61.8%.
temperature
Operating temperature 5°C to 40°C (40°F to 104°F) 0°C to 40°C (32°F to 104°F)
Storage temperature -20°C to 60°C (-5°F to 140°F) -20°C to 60°C (-5°F to 140°F)
Relative humidity 5% to 95% RH 5% to 95% RH
Certification body
  • FCC
  • CE
  • BSMI
  • EAC
  • KC
  • VCCI
  • RCM
  • FCC
  • CE
  • BSMI
  • VCCI
  • RCM
  • UKCA
  • EAC
  • KC
  • UL
Warranty 5 years 5 years
Remark The warranty period starts from the date of purchase stated on the purchase receipt. (See more) The warranty period starts from the date of purchase stated on the purchase receipt. (See more)
environment RoHS compliant RoHS compliant
Package contents
  • Host X 1
  • Accessory bag X 1
  • Power cord X 1
  • RJ-45 network cable X 2
  • Quick Installation Guide X 1
  • Host X 1
  • Accessory bag X 1
  • Power cord X 1
  • RJ-45 network cable X 2
  • Quick Installation Guide X 1
Optional accessories
  • DDR4 ECC SODIMM: D4ECSO-2666-16G
  • Expansion device: DX1215 / DX1215II
  • 3.5″ SATA HDD: HAT5300
  • 2.5″ SATA SSD: SAT5200
  • M.2 SSD & 10GbE combo adapter card: E10M20-T1
  • M.2 SSD adapter card: M2D20 / M2D18
  • 25GbE network interface card: E25G21-F2
  • 10GbE network interface card: E10G21-F2 / E10G18-T2 / E10G18-T1
  • VisualStation: VS960HD / VS360HD
  • Monitoring device authorization
  • DDR4 ECC SODIMM: D4ES02-8G / D4ES01-16G
  • Expansion device: DX1222
  • 3.5″ SATA HDD: HAT5300
  • 2.5″ SATA SSD: SAT5200
  • M.2 SSD & 10GbE combo adapter card: E10M20-T1
  • M.2 SSD adapter card: M2D20
  • 25GbE network interface card: E25G21-F2
  • 10GbE network interface card: E10G21-F2 / E10G18-T2 / E10G18-T1
  • VisualStation: VS360HD
  • Monitoring device authorization
Remark The memory module will operate at the maximum frequency set by the CPU manufacturer. The memory module will operate at the maximum frequency set by the CPU manufacturer.
DSM product specifications
Storage space management
Maximum storage space 128 256
SSD read/write cache (White Paper)
SSD TRIM
RAID Group
Support RAID disk array type
  • RAID F1
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
  • RAID F1
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
RAID configuration migration
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
  • Basic to RAID 1
  • Basic to RAID 5
  • RAID 1 to RAID 5
  • RAID 5 to RAID 6
Use larger hard drives to expand storage space
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
Add hard drives to expand storage space
  • RAID F1
  • JBOD
  • RAID 5
  • RAID 6
  • RAID F1
  • JBOD
  • RAID 5
  • RAID 6
Global Hot Spare supports RAID types
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
File service
File agreement SMB/AFP/NFS/FTP/WebDAV SMB/AFP/NFS/FTP/WebDAV
Maximum number of simultaneous SMB/AFP/FTP connections 2,000 4,000
Maximum number of simultaneous SMB/AFP/FTP connections (equipped with extended memory) 10,000 10,000
Windows Access Control List (ACL) integration
NFS Kerberos authentication
Remark
  • For data equipped with expansion memory, all memory slots have been tested with memory capacity up to the upper limit that can be supported.
  • During the test, the number of SSDs has been installed to the upper limit supported by the model and configured as RAID 5.
  • The test standard is based on the maximum number of simultaneous connections supported by this model. During the test, 25% of the connections were simultaneously transferring files. The transmission process only ensures that the connection is uninterrupted, and the minimum transmission speed cannot be guaranteed.
  • For data equipped with expansion memory, all memory slots have been tested with memory capacity up to the upper limit that can be supported.
  • During the test, the number of SSDs has been installed to the upper limit supported by the model and configured as RAID 5.
  • The test standard is based on the maximum number of simultaneous connections supported by this model. During the test, 25% of the connections were simultaneously transferring files. The transmission process only ensures that the connection is uninterrupted, and the minimum transmission speed cannot be guaranteed.
Accounts and shared folders
Maximum number of local user accounts 16,000 16,000
Maximum number of local groups 512 512
Maximum number of shared folders 512 512
Maximum shared folder synchronization task 32 32
Hybrid Share
Maximum number of Hybrid Share folders 8
Remark For more details on the maximum number of Hybrid Share folders, please refer to this article .
High availability
Synology High Availability
Log center
Logs received per second 3,000 3,000
Virtualization support
VMware vSphere with VAAI
Windows Server 2016
Windows Server 2019
Citrix Ready
OpenStack
General specifications
Network protocol SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV
Supported browsers
  • Google Chrome
  • Firefox
  • Microsoft Edge
  • Safari
  • Google Chrome
  • Firefox
  • Microsoft Edge
  • Safari
Supported languages English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไ긗ย, Chinese Simplified Chinese, Traditional Chinese English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, ภาษาไ긗ย, Chinese Simplified Chinese, Traditional Chinese
Remark For details on supported browser versions, please refer to the DSM technical specifications . For details on supported browser versions, please refer to the DSM technical specifications .
Additional suite View full list of packages
Antivirus by McAfee (Trial)
Central Management System
Synology Chat
Maximum number of users 4,000 4,000
Remark
  • The maximum number of simultaneous HTTP connections has been adjusted to the maximum when testing Synology Chat.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • The maximum number of simultaneous HTTP connections has been adjusted to the maximum when testing Synology Chat.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
Document Viewer
Download Station
Maximum number of download tasks 80 80
SAN Manager
Maximum number of iSCSI targets 256 256
Maximum number of LUNs 512 512
LUN Clone/Snapshot, Windows Offload Data Transfer (ODX)
Remark Since DSM 7.0, iSCSI Manager has been renamed SAN Manager.
Synology MailPlus / MailPlus Server
Number of free email accounts 5 (If you want to have more email accounts, you need to purchase additional authorization) 5 (If you want to have more email accounts, you need to purchase additional authorization)
Maximum number of people online at the same time 450 800
Maximum server performance 3,363,000 emails/day, about 102GB 4,235,000 emails/day, about 129 GB
Remark
  • All models with more than 4 hard drive bays have installed two SSDs and configured them as SSD caches.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • In the high-availability mode, the performance of the mail system will be slightly reduced due to the data synchronization between the two servers.
  • In all the above tests, the activated functions include: anti-spam, anti-virus, DNSBL, greylisting, content scanning, full-text search (English only).
  • All models with more than 4 hard drive bays have installed two SSDs and configured them as SSD caches.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • In the high-availability mode, the performance of the mail system will be slightly reduced due to the data synchronization between the two servers.
  • In all the above tests, the activated functions include: anti-spam, anti-virus, DNSBL, greylisting, content scanning, full-text search (English only).
Media Server
DLNA compatible
Synology Photos
Face recognition
Remark Since DSM 7.0, Photo Station and Synology Moments have been integrated and renamed Synology Photos. Check this article for a feature comparison.
PetaSpace
Snapshot Replication
Maximum number of snapshots supported by a single shared folder 1,024 1,024
Maximum number of system snapshots 65,536 65,536
Surveillance Station
Maximum number of camera support channels (camera authorization required) 75 (including 2 sets of free licenses) (Check compatible IP cameras) 90 (including 2 sets of free licenses) (Check compatible IP cameras)
Frames per second (FPS) (H.264) 2250 FPS @ 720p (1280×720)
1050 FPS @ 1080p (1920×1080)
600 FPS @ 3M (2048×1536)
500 FPS @ 5M (2591×1944)
500 FPS @ 4K (3840×2160)		 2700 FPS @ 720p (1280×720)
2250 FPS @ 1080p (1920×1080)
1500 FPS @ 3M (2048×1536)
900 FPS @ 5M (2591×1944)
550 FPS @ 4K (3840×2160)
每秒訊框 (FPS) (H.265) 2250 FPS @ 720p (1280×720)
2250 FPS @ 1080p (1920×1080)
2250 FPS @ 3M (2048×1536)
1875 FPS @ 5M (2591×1944)
975 FPS @ 4K (3840×2160)		 2700 FPS @ 720p (1280×720)
2700 FPS @ 1080p (1920×1080)
2250 FPS @ 3M (2048×1536)
1500 FPS @ 5M (2591×1944)
1080 FPS @ 4K (3840×2160)
每秒訊框 (FPS) (MJPEG) 900 FPS @ 720p (1280×720)
450 FPS @ 1080p (1920×1080)
280 FPS @ 3M (2048×1536)
200 FPS @ 5M (2591×1944)
備註
  • Surveillance Station 測試時使用 Axis 攝影機；錄影排程為連續錄影；使用 Surveillance Station 作為即時影像來源；動作偵測來源設定為攝影機；即時影像與錄影使用同一組影像串流。
  • The maximum number of supported channels covers devices installed on Virtual DSM.
  • Other concurrently executed services may affect the frame per second (FPS), such as using Archive Vault to perform archiving tasks.
  • Surveillance Station uses an Axis camera during the test; the recording schedule is continuous recording; the Surveillance Station is used as the real-time image source; the motion detection source is set to the camera; the real-time image and the recording use the same set of image streams.
  • The maximum number of supported channels covers devices installed on Virtual DSM.
  • Other concurrently executed services may affect the frame per second (FPS), such as using Archive Vault to perform archiving tasks.
Synology Drive
Recommended number of files 50,000,000 (Applicable to files that are indexed or belong to Synology Drive . For files accessed through other protocols, please refer to the file service in the above field) 50,000,000 (Applicable to files that are indexed or belong to Synology Drive . For files accessed through other protocols, please refer to the file service in the above field)
Suggest the number of clients that can be synchronized at the same time 1,800 (The number of devices that can be connected at the same time when the recommended number of files to be stored is reached) 1,800 (The number of devices that can be connected at the same time when the recommended number of files to be stored is reached)
Remark
  • Exceeding the recommended quantity above will not cause the kit to stop functioning, but will only cause a longer response time.
  • Using SSD caching can significantly improve performance.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • The Btrfs file system and unencrypted shared folders were used in the above test.
  • Exceeding the recommended quantity above will not cause the kit to stop functioning, but will only cause a longer response time.
  • Using SSD caching can significantly improve performance.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • The Btrfs file system and unencrypted shared folders were used in the above test.
Synology Office
Maximum number of users 2,900 2,900
Remark
  • The test opens multiple files, and each file is edited by 30 users at the same time.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • Client performance may affect the maximum number of simultaneous editing users. Client test computer specifications: Intel Core i3-3220 / 8GB RAM
  • The test opens multiple files, and each file is edited by 30 users at the same time.
  • For models with expandable memory, the maximum capacity memory has been installed during testing.
  • Client performance may affect the maximum number of simultaneous editing users. Client test computer specifications: Intel Core i3-3220 / 8GB RAM
Video Station
Virtual Machine Manager
Recommended number of virtual machines 8 (see more) 12 (see more)
Recommended number of Virtual DSMs (authorization required) 8 (including 1 free license) 12 (including 1 free license)
Remark This specification varies depending on the system configuration and the amount of memory. This specification varies depending on the system configuration and the amount of memory.
VPN Server
Maximum number of connections 60 60

 

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