Comparison results
CPU | ||
CPU Model | Intel Xeon D-1527 | Intel Celeron J4125 |
CPU Quantity | 1 | 1 |
CPU Architecture | 64-bit | 64-bit |
CPU Frequency | 4-core 2.2 (base) / 2.7 (turbo) GHz | 4-core 2.0 (base) / 2.7 (burst) GHz |
Hardware Encryption Engine (AES-NI) | ||
Memory | ||
System Memory | 8 GB DDR4 ECC SODIMM | 2 GB DDR4 non-ECC |
Memory Module Pre-installed | 8 GB (8 GB x 1) | |
Total Memory Slots | 2 | 1 |
Maximum Memory Capacity | 32 GB (16 GB x 2) | 6 GB (2 GB + 4 GB) |
Notes |
|
|
Storage | ||
Drive Bays | 6 | 2 |
Maximum Drive Bays with Expansion Unit | 16 (DX517 x 2) | 7 (DX517 x 1) |
M.2 Drive Slots | 2 (NVMe) | 2 (NVMe) |
Compatible Drive Type* (See all supported drives) |
|
|
Hot Swappable Drive* | ||
Notes |
|
|
External Ports | ||
RJ-45 1GbE LAN Port | 2 (with Link Aggregation / Failover support) | 2 (with Link Aggregation / Failover support) |
RJ-45 10GbE LAN Port | 1 | |
USB 3.2 Gen 1 Port* | 3 | 2 |
eSATA Port | 2 | 1 |
Notes | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. |
PCIe | ||
PCIe Expansion | 1 x Gen3 x8 slot (x8 link) | |
File System | ||
Internal Drives |
|
|
External Drives |
|
|
Notes | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. |
Appearance | ||
Size (Height x Width x Depth) | 166 mm x 282 mm x 243 mm | 166 mm x 106 mm x 223 mm |
Weight | 5.3 kg | 1.51 kg |
Others | ||
System Fan | 92 mm x 92 mm x 2 pcs | 92 mm x 92 mm x 1 pcs |
Fan Speed Mode |
|
|
Easy Replacement System Fan | ||
Brightness Adjustable Front LED Indicators | ||
Power Recovery | ||
Noise Level* | 25.2 dB(A) | 18.4 dB(A) |
Scheduled Power On / Off | ||
Wake on LAN / WAN | ||
Power Supply Unit / Adapter | 250 W | 65 W |
AC Input Power Voltage | 100V to 240V AC | 100V to 240V AC |
Power Frequency | 50/60 Hz, Single Phase | 50/60 Hz, Single Phase |
Power Consumption | 62.85 W (Access) 34.26 W (HDD Hibernation) |
16.44 W (Access) 6.19 W (HDD Hibernation) |
British Thermal Unit | 214.45 BTU/hr (Access) 116.89 BTU/hr (HDD Hibernation) |
56.1 BTU/hr (Access) 21.12 BTU/hr (HDD Hibernation) |
Notes |
|
|
Temperature | ||
Operating Temperature | 0°C to 40°C (32°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 |
|
|
Warranty | 5 Years | 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus |
Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) |
|
Environment | RoHS Compliant | RoHS Compliant |
Packaging Content |
|
|
Optional Accessories |
|
|
Notes | All memory modules will operate at the maximum frequency specified by the CPU manufacturer. | All memory modules will operate at the maximum frequency specified by the CPU manufacturer. |
Storage Management | ||
Maximum Single Volume Size* |
|
108 TB |
Maximum Internal Volume Number | 256 | 64 |
SSD Read / Write Cache (White Paper) | ||
SSD TRIM | ||
RAID Group | ||
Supported RAID Type |
|
|
RAID Migration |
|
|
Volume Expansion with Larger HDDs |
|
|
Volume Expansion by Adding a HDD |
|
|
Global Hot Spare Supported RAID Type |
|
|
Notes |
|
|
File Services | ||
File Protocol | SMB/AFP/NFS/FTP/WebDAV | SMB/AFP/NFS/FTP/WebDAV |
Maximum Concurrent SMB/AFP/FTP Connections | 2,000 | 500 |
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion) | 8,000 | 1,500 |
Windows Access Control List (ACL) Integration | ||
NFS Kerberos Authentication | ||
Notes |
|
|
Account & Shared Folder | ||
Maximum Local User Accounts | 16,000 | 2,048 |
Maximum Local Groups | 512 | 256 |
Maximum Shared Folder | 512 | 512 |
Maximum Shared Folder Sync Tasks | 32 | 8 |
Hybrid Share | ||
Maximum Hybrid Share Folders | 15 | 10 |
High Availability | ||
Synology High Availability | ||
Log Center | ||
Syslog Events per Second | 1,500 | 800 |
Virtualization | ||
VMware vSphere with VAAI | ||
Windows Server 2016 | ||
Windows Server 2019 | ||
Citrix Ready | ||
OpenStack | ||
General Specifications | ||
Networking Protocols | 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, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Supported Browsers |
|
|
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 | 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 |
Notes | For an updated list of supported browser versions, check the DSM Technical Specifications. | For an updated list of supported browser versions, check the DSM Technical Specifications. |
Antivirus by McAfee (Trial) | ||
Central Management System | ||
Synology Chat | ||
Maximum Users | 4,000 | 1,500 |
Maximum Number of Concurrent Users | 400 | 100 |
Notes | When applicable, systems are tested configured with maximum memory and set to allow the maximum number of connections. | When applicable, systems are tested configured with maximum memory and set to allow the maximum number of connections. |
Document Viewer | ||
Download Station | ||
Maximum Concurrent Download Tasks | 80 | 80 |
SAN Manager | ||
Maximum iSCSI Target Number | 256 | 128 |
Maximum LUN | 512 | 256 |
LUN Clone/Snapshot, Windows ODX | ||
Notes | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. |
Synology MailPlus / MailPlus Server | ||
Free Email Accounts | 5 (Licenses required for additional accounts) | 5 (Licenses required for additional accounts) |
Maximum Number of Concurrent Users | 450 | 100 |
Maximum Server Performance | 3,363,000 emails per day, approx. 102GB | 1,224,000 emails per day, approx. 37GB |
Notes |
|
|
Media Server | ||
DLNA Compliance | ||
Synology Photos | ||
Facial Recognition | ||
Snapshot Replication | ||
Maximum Snapshots per Shared Folder | 1,024 | 1,024 |
Maximum of System Snapshots | 65,536 | 65,536 |
Surveillance Station | ||
Maximum IP cam (Licenses required) | 75 (including 2 Free License) (see all supported IP cameras) | 40 (including 2 Free License) (see all supported IP cameras) |
Total FPS (H.264) | 2250 FPS @ 720p (1280x720) 1050 FPS @ 1080p (1920x1080) 600 FPS @ 3M (2048x1536) 400 FPS @ 5M (2591x1944) 280 FPS @ 4K (3840x2160) |
1200 FPS @ 720p (1280x720) 800 FPS @ 1080p (1920x1080) 350 FPS @ 3M (2048x1536) 280 FPS @ 5M (2591x1944) 170 FPS @ 4K (3840x2160) |
Total FPS (H.265) | 2250 FPS @ 720p (1280x720) 2250 FPS @ 1080p (1920x1080) 1125 FPS @ 3M (2048x1536) 700 FPS @ 5M (2591x1944) 490 FPS @ 4K (3840x2160) |
1200 FPS @ 720p (1280x720) 1200 FPS @ 1080p (1920x1080) 600 FPS @ 3M (2048x1536) 480 FPS @ 5M (2591x1944) 200 FPS @ 4K (3840x2160) |
Notes |
|
|
Synology Drive | ||
Recommended Number of Concurrent Sync Clients | 900 (the number of connections that can be maintained when the recommended number of hosted files was reached) | 350 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
Recommended Number of Hosted Files | 50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) | 5,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
Notes |
|
|
Synology Office | ||
Maximum Users | 2,900 | 1,200 |
Notes |
|
|
Video Station | ||
Virtual Machine Manager | ||
Recommended Virtual Machine Instances | 8 (Learn more) | 2 (Learn more) |
Recommended Virtual DSM Number (Licenses required) | 8 (including 1 Free License) | 2 (including 1 Free License) |
Notes | The specifications vary depending on system configuration and memory size. | The specifications vary depending on system configuration and memory size. |
VPN Server | ||
Maximum Connections | 60 | 40 |
Hardware Specs
Hardware Specifications
CPU
CPU Model
DS1621xs+ | Intel Xeon D-1527 |
---|---|
DS720+ | Intel Celeron J4125 |
CPU Quantity
DS1621xs+ | 1 |
---|---|
DS720+ | 1 |
CPU Architecture
DS1621xs+ | 64-bit |
---|---|
DS720+ | 64-bit |
CPU Frequency
DS1621xs+ | 4-core 2.2 (base) / 2.7 (turbo) GHz |
---|---|
DS720+ | 4-core 2.0 (base) / 2.7 (burst) GHz |
Hardware Encryption Engine (AES-NI)
DS1621xs+ | |
---|---|
DS720+ |
Memory
System Memory
DS1621xs+ | 8 GB DDR4 ECC SODIMM |
---|---|
DS720+ | 2 GB DDR4 non-ECC |
Memory Module Pre-installed
DS1621xs+ | 8 GB (8 GB x 1) |
---|---|
DS720+ |
Total Memory Slots
DS1621xs+ | 2 |
---|---|
DS720+ | 1 |
Maximum Memory Capacity
DS1621xs+ | 32 GB (16 GB x 2) |
---|---|
DS720+ | 6 GB (2 GB + 4 GB) |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
Storage
Drive Bays
DS1621xs+ | 6 |
---|---|
DS720+ | 2 |
Maximum Drive Bays with Expansion Unit
DS1621xs+ | 16 (DX517 x 2) |
---|---|
DS720+ | 7 (DX517 x 1) |
M.2 Drive Slots
DS1621xs+ | 2 (NVMe) |
---|---|
DS720+ | 2 (NVMe) |
Compatible Drive Type* (See all supported drives)
DS1621xs+ |
|
---|---|
DS720+ |
|
Hot Swappable Drive*
DS1621xs+ | |
---|---|
DS720+ |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
External Ports
RJ-45 1GbE LAN Port
DS1621xs+ | 2 (with Link Aggregation / Failover support) |
---|---|
DS720+ | 2 (with Link Aggregation / Failover support) |
RJ-45 10GbE LAN Port
DS1621xs+ | 1 |
---|---|
DS720+ |
USB 3.2 Gen 1 Port*
DS1621xs+ | 3 |
---|---|
DS720+ | 2 |
eSATA Port
DS1621xs+ | 2 |
---|---|
DS720+ | 1 |
Notes
DS1621xs+ | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. |
---|---|
DS720+ | The USB 3.0 standard was renamed to USB 3.2 Gen 1 by the USB Implementers Forum (USB-IF) in 2019. |
PCIe
PCIe Expansion
DS1621xs+ | 1 x Gen3 x8 slot (x8 link) |
---|---|
DS720+ |
File System
Internal Drives
DS1621xs+ |
|
---|---|
DS720+ |
|
External Drives
DS1621xs+ |
|
---|---|
DS720+ |
|
Notes
DS1621xs+ | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. |
---|---|
DS720+ | exFAT Access can be installed for free from Package Center in DSM 7.0. In DSM 6.2 or earlier versions, exFAT Access needs to be purchased in Package Center. |
Appearance
Size (Height x Width x Depth)
DS1621xs+ | 166 mm x 282 mm x 243 mm |
---|---|
DS720+ | 166 mm x 106 mm x 223 mm |
Weight
DS1621xs+ | 5.3 kg |
---|---|
DS720+ | 1.51 kg |
Others
System Fan
DS1621xs+ | 92 mm x 92 mm x 2 pcs |
---|---|
DS720+ | 92 mm x 92 mm x 1 pcs |
Fan Speed Mode
DS1621xs+ |
|
---|---|
DS720+ |
|
Easy Replacement System Fan
DS1621xs+ | |
---|---|
DS720+ |
Brightness Adjustable Front LED Indicators
DS1621xs+ | |
---|---|
DS720+ |
Power Recovery
DS1621xs+ | |
---|---|
DS720+ |
Noise Level*
DS1621xs+ | 25.2 dB(A) |
---|---|
DS720+ | 18.4 dB(A) |
Scheduled Power On / Off
DS1621xs+ | |
---|---|
DS720+ |
Wake on LAN / WAN
DS1621xs+ | |
---|---|
DS720+ |
Power Supply Unit / Adapter
DS1621xs+ | 250 W |
---|---|
DS720+ | 65 W |
AC Input Power Voltage
DS1621xs+ | 100V to 240V AC |
---|---|
DS720+ | 100V to 240V AC |
Power Frequency
DS1621xs+ | 50/60 Hz, Single Phase |
---|---|
DS720+ | 50/60 Hz, Single Phase |
Power Consumption
DS1621xs+ | 62.85 W (Access) 34.26 W (HDD Hibernation) |
---|---|
DS720+ | 16.44 W (Access) 6.19 W (HDD Hibernation) |
British Thermal Unit
DS1621xs+ | 214.45 BTU/hr (Access) 116.89 BTU/hr (HDD Hibernation) |
---|---|
DS720+ | 56.1 BTU/hr (Access) 21.12 BTU/hr (HDD Hibernation) |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
Temperature
Operating Temperature
DS1621xs+ | 0°C to 40°C (32°F to 104°F) |
---|---|
DS720+ | 0°C to 40°C (32°F to 104°F) |
Storage Temperature
DS1621xs+ | -20°C to 60°C (-5°F to 140°F) |
---|---|
DS720+ | -20°C to 60°C (-5°F to 140°F) |
Relative Humidity
DS1621xs+ | 5% to 95% RH |
---|---|
DS720+ | 5% to 95% RH |
Certification
DS1621xs+ |
|
---|---|
DS720+ |
|
Warranty
DS1621xs+ | 5 Years |
---|---|
DS720+ | 3-year hardware warranty, extendable to 5 years with EW201 or Extended Warranty Plus |
Notes
DS1621xs+ | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) |
---|---|
DS720+ |
|
Environment
DS1621xs+ | RoHS Compliant |
---|---|
DS720+ | RoHS Compliant |
Packaging Content
DS1621xs+ |
|
---|---|
DS720+ |
|
Optional Accessories
DS1621xs+ |
|
---|---|
DS720+ |
Notes
DS1621xs+ | All memory modules will operate at the maximum frequency specified by the CPU manufacturer. |
---|---|
DS720+ | All memory modules will operate at the maximum frequency specified by the CPU manufacturer. |
Software Specs
DSM Specifications
Maximum Single Volume Size*
DS1621xs+ |
|
---|---|
DS720+ | 108 TB |
Maximum Internal Volume Number
DS1621xs+ | 256 |
---|---|
DS720+ | 64 |
SSD Read / Write Cache (White Paper)
DS1621xs+ | |
---|---|
DS720+ |
SSD TRIM
DS1621xs+ | |
---|---|
DS720+ |
RAID Group
DS1621xs+ | |
---|---|
DS720+ |
Supported RAID Type
DS1621xs+ |
|
---|---|
DS720+ |
|
RAID Migration
DS1621xs+ |
|
---|---|
DS720+ |
|
Volume Expansion with Larger HDDs
DS1621xs+ |
|
---|---|
DS720+ |
|
Volume Expansion by Adding a HDD
DS1621xs+ |
|
---|---|
DS720+ |
|
Global Hot Spare Supported RAID Type
DS1621xs+ |
|
---|---|
DS720+ |
|
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
File Protocol
DS1621xs+ | SMB/AFP/NFS/FTP/WebDAV |
---|---|
DS720+ | SMB/AFP/NFS/FTP/WebDAV |
Maximum Concurrent SMB/AFP/FTP Connections
DS1621xs+ | 2,000 |
---|---|
DS720+ | 500 |
Maximum Concurrent SMB/AFP/FTP Connections (with RAM expansion)
DS1621xs+ | 8,000 |
---|---|
DS720+ | 1,500 |
Windows Access Control List (ACL) Integration
DS1621xs+ | |
---|---|
DS720+ |
NFS Kerberos Authentication
DS1621xs+ | |
---|---|
DS720+ |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
Maximum Local User Accounts
DS1621xs+ | 16,000 |
---|---|
DS720+ | 2,048 |
Maximum Local Groups
DS1621xs+ | 512 |
---|---|
DS720+ | 256 |
Maximum Shared Folder
DS1621xs+ | 512 |
---|---|
DS720+ | 512 |
Maximum Shared Folder Sync Tasks
DS1621xs+ | 32 |
---|---|
DS720+ | 8 |
Maximum Hybrid Share Folders
DS1621xs+ | 15 |
---|---|
DS720+ | 10 |
Synology High Availability
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
Syslog Events per Second
DS1621xs+ | 1,500 |
---|---|
DS720+ | 800 |
Virtualization
VMware vSphere with VAAI
DS1621xs+ | |
---|---|
DS720+ |
Windows Server 2016
DS1621xs+ | |
---|---|
DS720+ |
Windows Server 2019
DS1621xs+ | |
---|---|
DS720+ |
Citrix Ready
DS1621xs+ | |
---|---|
DS720+ |
OpenStack
DS1621xs+ | |
---|---|
DS720+ |
Networking Protocols
DS1621xs+ | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, Fibre Channel, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
---|---|
DS720+ | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Supported Browsers
DS1621xs+ |
|
---|---|
DS720+ |
|
Supported Language
DS1621xs+ | 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 |
---|---|
DS720+ | 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 |
Notes
DS1621xs+ | For an updated list of supported browser versions, check the DSM Technical Specifications. |
---|---|
DS720+ | For an updated list of supported browser versions, check the DSM Technical Specifications. |
Add-on Packages view the complete package list
Antivirus by McAfee (Trial)
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
Maximum Users
DS1621xs+ | 4,000 |
---|---|
DS720+ | 1,500 |
Maximum Number of Concurrent Users
DS1621xs+ | 400 |
---|---|
DS720+ | 100 |
Notes
DS1621xs+ | When applicable, systems are tested configured with maximum memory and set to allow the maximum number of connections. |
---|---|
DS720+ | When applicable, systems are tested configured with maximum memory and set to allow the maximum number of connections. |
Document Viewer
DS1621xs+ | |
---|---|
DS720+ |
Download Station
DS1621xs+ | |
---|---|
DS720+ |
Maximum Concurrent Download Tasks
DS1621xs+ | 80 |
---|---|
DS720+ | 80 |
DS1621xs+ | |
---|---|
DS720+ |
Maximum iSCSI Target Number
DS1621xs+ | 256 |
---|---|
DS720+ | 128 |
Maximum LUN
DS1621xs+ | 512 |
---|---|
DS720+ | 256 |
LUN Clone/Snapshot, Windows ODX
DS1621xs+ | |
---|---|
DS720+ |
Notes
DS1621xs+ | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. |
---|---|
DS720+ | iSCSI Manager has been renamed to SAN Manager in DSM 7.0. |
DS1621xs+ | |
---|---|
DS720+ |
Free Email Accounts
DS1621xs+ | 5 (Licenses required for additional accounts) |
---|---|
DS720+ | 5 (Licenses required for additional accounts) |
Maximum Number of Concurrent Users
DS1621xs+ | 450 |
---|---|
DS720+ | 100 |
Maximum Server Performance
DS1621xs+ | 3,363,000 emails per day, approx. 102GB |
---|---|
DS720+ | 1,224,000 emails per day, approx. 37GB |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
DS1621xs+ | |
---|---|
DS720+ |
DLNA Compliance
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
Facial Recognition
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
Maximum Snapshots per Shared Folder
DS1621xs+ | 1,024 |
---|---|
DS720+ | 1,024 |
Maximum of System Snapshots
DS1621xs+ | 65,536 |
---|---|
DS720+ | 65,536 |
DS1621xs+ | |
---|---|
DS720+ |
Maximum IP cam (Licenses required)
DS1621xs+ | 75 (including 2 Free License) (see all supported IP cameras) |
---|---|
DS720+ | 40 (including 2 Free License) (see all supported IP cameras) |
Total FPS (H.264)
DS1621xs+ | 2250 FPS @ 720p (1280x720) 1050 FPS @ 1080p (1920x1080) 600 FPS @ 3M (2048x1536) 400 FPS @ 5M (2591x1944) 280 FPS @ 4K (3840x2160) |
---|---|
DS720+ | 1200 FPS @ 720p (1280x720) 800 FPS @ 1080p (1920x1080) 350 FPS @ 3M (2048x1536) 280 FPS @ 5M (2591x1944) 170 FPS @ 4K (3840x2160) |
Total FPS (H.265)
DS1621xs+ | 2250 FPS @ 720p (1280x720) 2250 FPS @ 1080p (1920x1080) 1125 FPS @ 3M (2048x1536) 700 FPS @ 5M (2591x1944) 490 FPS @ 4K (3840x2160) |
---|---|
DS720+ | 1200 FPS @ 720p (1280x720) 1200 FPS @ 1080p (1920x1080) 600 FPS @ 3M (2048x1536) 480 FPS @ 5M (2591x1944) 200 FPS @ 4K (3840x2160) |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
DS1621xs+ | |
---|---|
DS720+ |
Recommended Number of Concurrent Sync Clients
DS1621xs+ | 900 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
---|---|
DS720+ | 350 (the number of connections that can be maintained when the recommended number of hosted files was reached) |
Recommended Number of Hosted Files
DS1621xs+ | 50,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
---|---|
DS720+ | 5,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
DS1621xs+ | |
---|---|
DS720+ |
Maximum Users
DS1621xs+ | 2,900 |
---|---|
DS720+ | 1,200 |
Notes
DS1621xs+ |
|
---|---|
DS720+ |
|
DS1621xs+ | |
---|---|
DS720+ |
DS1621xs+ | |
---|---|
DS720+ |
Recommended Virtual Machine Instances
DS1621xs+ | 8 (Learn more) |
---|---|
DS720+ | 2 (Learn more) |
Recommended Virtual DSM Number (Licenses required)
DS1621xs+ | 8 (including 1 Free License) |
---|---|
DS720+ | 2 (including 1 Free License) |
Notes
DS1621xs+ | The specifications vary depending on system configuration and memory size. |
---|---|
DS720+ | The specifications vary depending on system configuration and memory size. |
DS1621xs+ | |
---|---|
DS720+ |
Maximum Connections
DS1621xs+ | 60 |
---|---|
DS720+ | 40 |