* Supplied as default RAM installed + extra RAM as specified above.
* If we are building a NAS solution for you, the extra RAM will be installed and tested.
High performance 1U rackmount NAS for small- and medium-sized businesses
Powerful and scalable storage solution
Synology RackStation RS818+/RS818RP+ comes with a quad-core processor with the AES-NI hardware encryption engine, quad 1GbE LAN ports, and optional 10GbE NIC support. It provides both high performance and a scalable storage solution for sharing files across different platforms, centralizing data backups, and protecting critical assets.
CPU - Quad-core 2.4GHzMemory - 2GB DDR3, up to 16GBHigh Performance - Over 1,099 MB/s sequential readingCompact and Efficient - Up to 8 drives with RX418 expansion unit
Hardware SpecificationsCPUCPU ModelIntel Atom C2538CPU Architecture64-bitCPU FrequencyQuad Core 2.4 GHzHardware Encryption Engine (AES-NI) MemorySystem Memory2 GB DDR3Memory Module Pre-installed2GB (1 x 2GB)Total Memory Slots2Memory Expandable up to16 GB (8 GB x 2)StorageDrive Bays4Maximum Drive Bays with Expansion Unit8Compatible Drive Type* (See all supported drives)3.5" SATA HDD2.5" SATA HDD2.5" SATA SSDMaximum Internal Raw Capacity48 TB (12 TB drive x 4) (Capacity may vary by RAID types)Maximum Raw Capacity with Expansion Units96 TB (48 TB + 12 TB drive x 4) (Capacity may vary by RAID types)Maximum Single Volume Size108 TBHot Swappable Drive NotesThe maximum single volume size is not directly related to the maximum raw capacity. (Learn more)External PortsRJ-45 1GbE LAN Port4 (with Link Aggregation / Failover support)USB 3.0 Port2eSATA Port1PCIePCIe Expansion1 x Gen2 x8 slot (x4 link)Add-in-card supportPCIe Network Interface Card (Learn more)File SystemInternal DrivesBtrfsEXT4External DrivesBtrfsEXT4EXT3FATNTFSHFS+exFAT*NotesexFAT Access is purchased separately in Package Center.AppearanceSize (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)Weight6.21 kg
7.63 kg (for RP model)OthersSystem Fan40 mm x 40 mm x 2 pcsFan Speed ModeFull-Speed ModeCool ModeQuiet ModePower Recovery Noise Level*28.5 dB(A)
32.7 dB(A) (for RP model)Scheduled Power On/Off Wake on LAN/WAN Power Supply Unit / Adapter150W
150 X 2W (for RP model)AC Input Power Voltage100V to 240V ACPower Frequency50/60 Hz, Single PhasePower Consumption*45.28 W (Access)
20.81 W (HDD Hibernation)
45.73 W (Access, for RP model)
21.79 W (HDD Hibernation, for RP model) British Thermal Unit154.61 BTU/hr (Access)
71.05 BTU/hr (HDD Hibernation)
156.14 BTU/hr (Access, for RP model)
74.40 BTU/hr (HDD Hibernation, for RP model) Redundant Power Supply (for xs+ and RP model) Environment TemperatureOperating Temperature5°C to 35°C (40°F to 95°F)Storage Temperature-20°C to 60°C (-5°F to 140°F)Relative Humidity5% to 95% RHCertificationFCC Class ACE Class ABSMI Class AEACVCCICCCRCMKCWarranty3 Year Hardware Warranty, Extendable to 5 Year Coverage - EW202NotesPower consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).Noise Level Testing Environment: Fully loaded with Seagate 1TB ST31000520AS hard drive(s) in idle; Two G.R.A.S. Type 40AE microphones, each set up at 1 meter away from the Synology NAS front and rear; Background noise: 16.49-17.51 dB(A); Temperature: 24.25-25.75˚C; Humidity: 58.2-61.8%DSM Specifications ( See more )Storage ManagementMaximum Internal Volume Number512Maximum iSCSI Target Number32Maximum iSCSI LUN256iSCSI LUN Clone/Snapshot, Windows ODX SSD Read/Write Cache (White Paper) SSD TRIM Supported RAID TypeSynology Hybrid RAIDBasicJBODRAID 0RAID 1RAID 5RAID 6RAID 10RAID MigrationBasic to RAID 1Basic to RAID 5RAID 1 to RAID 5RAID 5 to RAID 6Volume Expansion with Larger HDDsSynology Hybrid RAIDRAID 1RAID 5RAID 6Volume Expansion by Adding a HDDSynology Hybrid RAIDRAID 5RAID 6JBODGlobal Hot Spare Supported RAID TypeSynology Hybrid RAIDRAID 1RAID 5RAID 6RAID 10File Sharing CapacityMaximum Local User Accounts2048Maximum Local Groups256Maximum Shared Folder512Maximum Shared Folder Sync Tasks8Maximum Concurrent CIFS/AFP/FTP Connections500Windows Access Control List (ACL) Integration NFS Kerberos Authentication High Availability Manager Log Center Syslog Events per Second800VirtualizationVMware vSphere 6 with VAAI Windows Server 2016 Citrix Ready OpenStack Add-on Packages (learn more about the complete add-on package list)Antivirus by McAfee (Trial) Central Management System Chat Maximum Users1500NotesThe number of concurrent HTTP connections for 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 Maximum Number of Concurrently Connected Devices500Maximum Number of Concurrently Connected Devices (with RAM expansion)2000Maximum Number of Synced Files (btrfs)1,000,000 / single file reaction time 946 msMaximum Number of Synced Files (ext4)1,000,000 / single file reaction time 564 msNotesThe maximum number of concurrently connected devices refers to the maximum number of devices that can remain connected at the same time. For more information on file processing capability, please refer to the reaction time for file processing.File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS. RAM expansion was not used during testing.Non-encrypted shared folders were used during the aforementioned testing.Document Viewer Download Station Maximum Concurrent Download Tasks80Drive Maximum Number of Synced Files1,000,000 / single file reaction time 437 msMaximum Number of Concurrent Connections for PC Clients550NotesThe Btrfs file system was used for the purpose of testing.The maximum number of concurrent connections refers to the maximum number of connections that could be maintained when the maximum number of synced files was reached.File reaction time refers to the preparation time required for other devices to start downloading a 10KByte file from a Synology NAS after the file has been added to the NAS.For tested models with expandable memory, the maximum amount of RAM was installed.Non-encrypted shared folders were used during the aforementioned testing.exFAT Access (optional) MailPlus / MailPlus Server Free Email Accounts5 (Licenses required for additional accounts)Recommended MailPlus Client NumberUp to 90 (Btrfs) / 100 (EXT4)Maximum Server Performance712,000 (Btrfs) / 844,000 (EXT4) emails per day, approx. 21.73 GB (Btrfs) / 25.76 GB (EXT4)NotesThe CPU and RAM usages were both under 80% when testing recommended client numbers.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 Moments Facial recognition Subject recognition Office Maximum Users1800NotesMultiple 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 RAMSnapshot Replication Maximum Snapshots per Shared Folder1024Maximum Snapshots of all Shared Folder65536Surveillance Station Maximum IP cam (Licenses required)40 (including 2 Free License) (See All Supported IP Cameras)Total FPS (H.264)*1200 FPS @ 720p (1280x720)
900 FPS @ 1080p (1920×1080)
320 FPS @ 3M (2048x1536)
270 FPS @ 5M (2591x1944)
120 FPS @ 4K (3840x2160)Total FPS (H.265)*1200 FPS @ 720p (1280x720)
1200 FPS @ 1080p (1920×1080)
560 FPS @ 3M (2048x1536)
300 FPS @ 5M (2591x1944)
200 FPS @ 4K (3840x2160)Total FPS (MJPEG)*540 FPS @ 720p (1280x720)
200 FPS @ 1080p (1920×1080)
150 FPS @ 3M (2048x1536)
90 FPS @ 5M (2591x1944)NotesSurveillance 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.Video Station Video TranscodingGroup 1 - Type 1 (See more)Maximum Transcoding Channel Number1 channel, 30 FPS @ 1080p(1920×1080), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1Virtual Machine Manager Maximum Virtual DSM Number (Licenses required)4 (including 1 Free License) (Learn more)VPN Server Maximum Connections20Environment & PackagingEnvironmentRoHS CompliantPackaging ContentMain Unit X 1Accessory Pack X 1AC Power Cord X 1AC Power Cord X 2 (for RP model)Quick Installation Guide X 1Optional AccessoriesSurveillance Device License Pack8GB (4GB x 2) DDR3 RAM Module Kit16GB (8GB x 2) DDR3 RAM Module KitExpansion Unit: RX418 X 1VS360HDVS960HDSynology RKS1317 - Rail Kit SlidingSynology RKM114 - Rail Kit MountedSynology Ethernet Adapter E10G15-F1Synology Ethernet Adapter E10G17-F2
| Stock code || IBSY-R818P-16G|
| Brand || Synology|
| Series || RackStation NAS|
| Model || RS818+ (16GB)|
| Type || 4-Bay 1U (16GB Synology RAM Kit) (no RAIL KIT), PCIe|
| ROHS || Y|
| Date added || 17/05/2019|
RS818+ (16GB) Spec Information
| Form Factor / Drive Height || 480x493x44mm|
| Platter size || 3.5"|
| Platter (alternate) || 2.5"|
| RAM/Cache || 16GB|
| Guarantee || 3yr|
| Processor || Intel Atom C2538 Quad Core 2.4GHz|
| CPU Mark (cpubenchmark.net) || 2085|
| Total Drives || 4|
| Total Drives (alternate) || 4|
| RAID || 0:1:5:6:|
| RAID Levels || Synology Hybrid RAID, Basic, JBOD, RAID 0, RAID 1, RAID 5, RAID 6, RAID 10|
| Rack size || 1|
RS818+ (16GB) Speed
| Speed/RPM || 6Gb/s SATA to Gigabit Ethernet (1,000 Mbit/s)|
| Weight (kg) || 12kg|
| Weight (bare) || 6.21kg|
| Watts || 45.28W|
| Colour || Black|
Synology DiskStation NAS DS120J 1-Bay (512MB RAM) |
Synology DiskStation NAS DS220j 2-Bay (512MB RAM) |
Synology Slim DiskStation NAS DS419slim 4-Bay, for 2.5" Drives (512MB RAM) |
Synology RackStation NAS RS217 2-Bay 1U (RAILS NOT REQUIRED) |
Synology RackStation NAS RS2418+ (64GB) 12-Bay 2U (64GB non-Synology RAM Kit) (no RAIL KIT) |
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