Additional information
Brand | |
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Model | RS820RP+ |
Form Factor | |
Num. of Hard drive bay | |
Series |
Hardware Specs
Hardware Specifications |
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CPU |
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CPU |
CPU Model | Intel Atom C3538 |
CPU Quantity | 1 | |
CPU Architecture | 64-bit | |
CPU Frequency | 4-core 2.1 GHz | |
Hardware Encryption Engine (AES-NI) | ||
Memory |
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Memory |
System Memory | 2 GB DDR4 non-ECC |
Total Memory Slots | 1 | |
Maximum Memory Capacity | 18 GB (2GB + 16 GB) | |
Notes |
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Storage |
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Storage |
Drive Bays | 4 |
Maximum Drive Bays with Expansion Unit | 8 (RX418 x 1) | |
Compatible Drive Type* (See all supported drives) |
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Maximum Single Volume Size* | 108 TB | |
Hot Swappable Drive | ||
Notes |
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External Ports |
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External Ports |
RJ-45 1GbE LAN Port | 4 (with Link Aggregation / Failover support) |
USB 3.0 Port | 2 | |
eSATA Port | 1 | |
PCIe |
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PCIe |
PCIe Expansion | 1 x Gen3 x8 slot (black, x4 link) |
File System |
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File System |
Internal Drives |
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External Drives |
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Notes | exFAT Access is purchased separately in Package Center. | |
Appearance |
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Appearance |
Form Factor (RU) | 1U |
Size (Height x Width x Depth) | 44 mm x 480 mm x 492.6 mm 44 mm x 480 mm x 518.6 mm (for RP model) |
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Weight | 6.4 kg 7.96 kg (for RP model) |
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Rack Installation Support* | 4-post 19″ rack (Synology Rail Kit – RKM114/RKS1317) | |
Notes | The rail kit is sold separately | |
Others |
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Others |
System Fan | 40 mm x 40 mm x 3 pcs 40 mm x 40 mm x 2 pcs (for RP model) |
Fan Speed Mode |
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Power Recovery | ||
Noise Level* | 27 dB(A) 39.9 dB(A) (for RP model) |
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Scheduled Power On / Off | ||
Wake on LAN / WAN | ||
Power Supply Unit / Adapter | 150 W | |
Redundant Power Supply | yes (for RP model) | |
AC Input Power Voltage | 100 V to 240 V AC | |
Power Frequency | 50/60 Hz, Single Phase | |
Power Consumption* | 37.94 W (Access) 20.96 W (HDD Hibernation) 38.88 W (Access) (for RP model) 22.17 W (HDD Hibernation) (for RP model) |
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British Thermal Unit | 129.54 BTU/hr (Access) 71.57 BTU/hr (HDD Hibernation) 132.75 BTU/hr (Access) (for RP model) 75.70 BTU/hr (HDD Hibernation) (for RP model) |
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Notes |
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Temperature |
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Temperature |
Operating Temperature | 0°C to 35°C (32°F to 95°F) |
Storage Temperature | -20°C to 60°C (-5°F to 140°F) | |
Relative Humidity | 5% to 95% RH | |
Certification |
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Certification |
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Warranty |
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Warranty |
3-year hardware warranty, extendable to 5-year coverage – EW202 | |
Notes | The warranty period starts from the purchase date as stated on your purchase receipt. (Learn more) | |
Environment |
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Environment |
RoHS Compliant | |
Packaging Content |
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Packaging Content |
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Optional Accessories |
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Optional Accessories |
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Notes |
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Software Specs
DSM Specifications |
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Storage Management |
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Storage Management |
Maximum Internal Volume Number | 64 |
Maximum iSCSI Target Number | 128 | |
Maximum iSCSI LUN | 256 | |
iSCSI LUN Clone/Snapshot, Windows ODX | ||
SSD Read / Write Cache (White Paper) | ||
SSD TRIM | ||
Supported RAID Type |
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RAID Migration |
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Volume Expansion with Larger HDDs |
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Volume Expansion by Adding a HDD |
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Global Hot Spare Supported RAID Type |
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File Services |
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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) | 2,000 | |
Windows Access Control List (ACL) Integration | ||
NFS Kerberos Authentication | ||
Notes | Regarding data concerning tests with RAM expansion, all memory slots are installed with the maximum capacity of supported RAM. | |
Account & Shared Folder |
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Account & Shared Folder |
Maximum Local User Accounts | 2,048 |
Maximum Local Groups | 256 | |
Maximum Shared Folder | 512 | |
Maximum Shared Folder Sync Tasks | 8 | |
High Availability |
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High Availability |
Synology High Availability | |
Log Center |
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Log Center |
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Syslog Events per Second | 800 | |
Virtualization |
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Virtualization |
VMware vSphere 6 with VAAI | |
Windows Server 2016 | ||
Windows Server 2019 | ||
Citrix Ready | ||
OpenStack | ||
General Specifications |
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General Specifications |
Networking Protocols | SMB1 (CIFS), SMB2, SMB3, NFSv3, NFSv4, NFSv4.1, NFS Kerberized sessions, iSCSI, HTTP, HTTPs, FTP, SNMP, LDAP, CalDAV |
Supported Browsers |
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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 |
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Antivirus by McAfee (Trial) |
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Antivirus by McAfee (Trial) |
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Central Management System |
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Central Management System |
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Synology Chat |
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Synology Chat |
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Maximum Users | 1,500 | |
Notes |
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Document Viewer |
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Document Viewer |
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Download Station |
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Download Station |
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Maximum Concurrent Download Tasks | 80 | |
exFAT Access (Optional) |
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exFAT Access (Optional) |
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Synology MailPlus / MailPlus Server |
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Synology MailPlus / MailPlus Server |
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Free Email Accounts | 5 (Licenses required for additional accounts) | |
Maximum Number of Concurrent Users | 150 | |
Maximum Server Performance | 1,484,000 emails per day, approx. 45GB | |
Notes |
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Media Server |
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Media Server |
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DLNA Compliance | ||
Moments |
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Moments |
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Facial Recognition | ||
Subject Recognition | ||
Auto Color & Rotate | ||
Moments Select | ||
Snapshot Replication |
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Snapshot Replication |
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Maximum Snapshots per Shared Folder | 1,024 | |
Maximum of System Snapshots | 65,536 | |
Surveillance Station |
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Surveillance Station |
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Maximum IP cam (Licenses required) | 40 (including 2 Free License) (See All Supported IP Cameras) | |
Total FPS (H.264) | 1200 FPS @ 720p (1280×720) 800 FPS @ 1080p (1920×1080) 340 FPS @ 3M (2048×1536) 240 FPS @ 5M (2591×1944) 120 FPS @ 4K (3840×2160) |
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Total FPS (H.265) | 1200 FPS @ 720p (1280×720) 1200 FPS @ 1080p (1920×1080) 880 FPS @ 3M (2048×1536) 480 FPS @ 5M (2591×1944) 280 FPS @ 4K (3840×2160) |
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Total FPS (MJPEG) | 380 FPS @ 720p (1280×720) 250 FPS @ 1080p (1920×1080) 190 FPS @ 3M (2048×1536) 140 FPS @ 5M (2591×1944) |
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Notes |
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Synology Drive |
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Synology Drive |
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Recommended Number of Hosted Files | 1,000,000 (applies to files indexed or hosted by Synology Drive. For file access through other standard protocols, refer to the File Services section above) | |
Recommended Number of Concurrent Sync Clients | 550 (the number of connections that can be maintained when the recommended number of hosted files was reached) | |
Notes |
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Synology Office |
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Synology Office |
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Maximum Users | 1,800 | |
Notes |
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Video Station |
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Video Station |
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Video Transcoding | Group 1 – Type 1 (See more) | |
Maximum Transcoding Channel Number | 1 channel, 30 FPS @ 1080p(1920×1080), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1 | |
Virtual Machine Manager |
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Virtual Machine Manager |
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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 |
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VPN Server |
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Maximum Connections | 20 |