RackStation RS18016xs+

Download Performance Compatibility Compare
Download Performance Compatibility Compare

RackStation RS18016xs+

Highly scalable NAS designed for virtualization, data-intensive applications and service continuity for large scale businesses

Superior performance with no bottlenecks

RS18016xs+ is built for heavy system loading tasks with blazing fast performance at over 348,000 IOPS and 3,900 MB/s throughput. ECC RAM guarantee data accuracy for mission-critical environment. Full SSD cache reading and writing support significantly reduce the I/O latency.

CPU

Intel® Xeon® E3 quad-core 3.3GHz CPU

Memory

8GB ECC RAM expandable up to 32GB

Network

Two PCIe 3.0 x8 slots for two dual-port 10GbE NIC cards* (optional)

SSD support

SSD read/write cache

Reliable redundancy mechanisms

RS18016xs+ comes with comprehensive hardware redundancy mechanisms. Four built-in Gigabit LAN ports with failover support ensure business continuity in the event of unexpected network failure. Redundant data paths, power supplies, system fans prevents single point of failure and maximize service uptime.

Robust scalability exceed Petabyte

Supporting up to 14 Synology RX1216sas, RS18016xs+ allows business to starts small and scales big. It can expand up to 180 units of SATA/SAS hard disk or SSD. A single volume can be expanded up to 200TB on the fly, providing flexibility to dynamic data growth environment.

Fully certified storage virtualization solution

Synology iSCSI storage fully supports all major virtualization solutions. Simplify your recovery process with VMware Site Recovery Manager, and initiate disaster recoveries. Full iSCSI VAAI support includes Hardware Assisted Locking (ATS), Block Zero, Full Copy, and Thin Provisioning while VAAI NAS enables Full Clone and Reserved Space.

5 year warranty

Synology's 5-year limited warranty provides hardware replacement and technical support via email and telephone services, maximizing your enterprises' return on investment.

Synology Replacement Service (SRS)

SRS provides free shipment of replacement units as early as the next business day in selected regions1. Check service availability here.

Powered by Synology DSM

Synology High Availability

Ensures seamless service transition between clustered servers in the event of a server failure.

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Hyper Backup

Store multiple backup versions with block-level incremental data backup and cross-version deduplication.

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Cloud Station Suite

Synchronize cross-platform data automatically with file version control on all your devices.

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CMS

Manage multiple Synology NAS servers simultaneously on a centralized interface to increase business efficiency.

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MailPlus

Secure, reliable, and private mail server solution with an intuitive and modern mail client.

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Collaboration Suite

Synology Office, Calendar and Chat guarantee a secure and high-performance private communication and user-friendly content organization.

Learn more
  • 1 Power button and indicator
  • 2 Beep off button
  • 3 Drive status indicator
  • 4 Drive tray
  • 5 Power port
  • 6 PSU indicator
  • 7 PSU fan
  • 8 Console port
  • 9 USB 2.0 port
  • 10 USB 3.0 port
  • 11 1GbE RJ-45 port
  • 12 Reset button
  • 13 PCIe 3.0 slot
  • 14 SAS OUT port

Notes:
_____

  1. Synology guarantees SRS response within the next business-day, and the actual shipping and turnover time is a "best-effort" based on replacement availability.
Hardware Specifications
CPU
CPU Model Intel Xeon E3-1230 v2
CPU Architecture 64-bit
CPU Frequency Quad Core 3.3 GHz
Hardware Encryption Engine (AES-NI)
Memory
System Memory 8 GB DDR3 ECC
Memory Module Pre-installed 8GB (2 x 4GB)
Total Memory Slots 4
Memory Expandable up to 32 GB (8 GB x 4)
Storage
Drive Bays 12
Maximum Drive Bays with Expansion Unit 180
Compatible Drive Type* (See all supported drives)
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
  • 3.5" SAS HDD
  • 2.5" SAS HDD
  • 2.5" SAS SSD
Maximum Internal Raw Capacity 120 TB (10 TB drive x 12) (Capacity may vary by RAID types)
Maximum Raw Capacity with Expansion Units 1800 TB (10 TB drive x 180) (Capacity may vary by RAID types)
Maximum Single Volume Size
  • 200 TB (32GB RAM required, for RAID 5 or RAID 6 groups only)
  • 108 TB
Hot Swappable Drive
Notes
  • "Compatible drive type" indicates the 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 raw capacity is not limited by the maximum single volume size. Synology NAS models may utilize capacities over the maximum single volume size as long as each volume created is below the limit. (Learn more)
  • Expansion of the internal volume is only supported if the combined single volume size does not exceed the maximum limit of 108TB or 200TB if upgraded to 32GB RAM or more.
External Ports
RJ-45 1GbE LAN Port 4 (with Link Aggregation / Failover support)
USB 2.0 Port 2
USB 3.0 Port 2
Expansion Port 2
PCIe
PCIe Expansion 2 x Gen3 x8 slots (x8 link)
Add-in-card support PCIe Network Interface Card (Learn more)
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) 88 mm x 430 mm x 692 mm
Weight 14.5 kg
Others
System Fan 80 mm x 80 mm x 4 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Easy Replacement System Fan
Wireless Support (dongle)
Power Recovery
Noise Level* 45.1 dB(A)
Scheduled Power On/Off
Wake on LAN/WAN
Power Supply Unit / Adapter 2 X 500W
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 106.54 W (Access)
71.78 W (HDD Hibernation)
British Thermal Unit 363.77 BTU/hr (Access)
245.09 BTU/hr (HDD Hibernation)
Redundant Power Supply (for xs+ and RP model)
Environment Temperature
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Certification
  • FCC Class A
  • CE Class A
  • BSMI Class A
Warranty 5 Years
Notes
  • Power 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%
  • When upgrading RAM to more than 24GB, the original 4GB RAM modules must be removed.
DSM Specifications ( See more )
Storage Management
Maximum Internal Volume Number 1024
Maximum iSCSI Target Number 128
Maximum iSCSI LUN 512
iSCSI LUN Clone/Snapshot, Windows ODX
RAID Group
Supported RAID Type
  • RAID F1
  • 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
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
Volume Expansion by Adding a HDD
  • RAID F1
  • RAID 5
  • RAID 6
  • JBOD
Global Hot Spare Supported RAID Type
  • RAID F1
  • RAID 1
  • RAID 5
  • RAID 6
  • RAID 10
SSD Support
SSD Read/Write Cache (White Paper)
SSD TRIM
File Sharing Capacity
Maximum Local User Accounts 16000
Maximum Local Groups 512
Maximum Shared Folder 512
Maximum Shared Folder Sync Tasks 32
Maximum Concurrent CIFS/AFP/FTP Connections 2048
Windows Access Control List (ACL) Integration
NFS Kerberos Authentication
High Availability Manager
Log Center
Syslog Events per Second 3000
Virtualization
VMware vSphere 5 with VAAI
VMware vSphere 6 with VAAI
Windows Server 2012
Windows Server 2012 R2
Citrix Ready
OpenStack
Add-on Packages (learn more about the complete add-on package list)
Antivirus by McAfee (Trial)
Central Management System
Chat
Maximum Users 1600
Notes
  • The 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 Concurrent File Transfers 2000
Maximum Concurrent File Transfers (with RAM expansion) 10000
DDSM
Maximum DDSM Number (Licenses required) 45 (including 1 Free License) (Learn more)
Document Viewer
Download Station
Maximum Concurrent Download Tasks 80
exFAT Access (optional)
MailPlus / MailPlus Server
Free Email Accounts 5 (Licenses required for additional accounts)
Recommended MailPlus Client Number Up to 500 (Btrfs) / 500 (EXT4)
Maximum Server Performance 2,166,000 (Btrfs) / 2,418,000 (EXT4) emails per day, approx. 66.1 GB (Btrfs) / 73.8GB (EXT4)
Notes
  • The 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
Office
Maximum Users 1600
Maximum Simultaneous Editing Users 100
Notes
  • 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
PetaSpace
Snapshot Replication
Maximum Snapshots per Shared Folder 1024
Maximum Snapshots of all Shared Folder 65536
Surveillance Station
Maximum IP cam (Licenses required) 90 (including 2 Free License) (See All Supported IP Cameras)
Total FPS (H.264)* 2700 FPS @ 720p (1280x720)
1080 FPS @ 1080p (1920×1080)
650 FPS @ 3M (2048x1536)
500 FPS @ 5M (2591x1944)
Total FPS (MJPEG)* 900 FPS @ 720p (1280x720)
360 FPS @ 1080p (1920×1080)
250 FPS @ 3M (2048x1536)
150 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.
Video Station
Video Transcoding Group 1 - Type 2 (See more)
Maximum Transcoding Channel Number 1 channel, 30 FPS @ 720p (1280x720), H.264 (AVC)/MPEG-4 Part 2 (XVID, DIVX5)/MPEG-2/VC-1
VPN Server
Maximum Connections 30
Environment & Packaging
Environment RoHS Compliant
Packaging Content
  • Main Unit X 1
  • Welcome Note X 1
  • Accessory Pack X 1
  • AC Power Cord X 2
Optional Accessories
  • Surveillance Device License Pack
  • 8GB (4GB X 2) ECC RAM Module Kit
  • 16GB (8GB X 2) ECC RAM Module Kit
  • Expansion Unit: RX1216sas X 14
  • VS360HD
  • Synology RKS1317 - Rail Kit Sliding
  • Synology Ethernet Adapter E10G15-F1
  • Synology Ethernet Adapter E10G17-F2
General
Networking Protocols
  • CIFS
  • AFP
  • NFS
  • FTP
  • WebDAV
  • CalDAV
  • iSCSI
  • Telnet
  • SSH
  • SNMP
  • VPN (PPTP, OpenVPN)
Windows AD Domain Integration Domain Users login via Samba/AFP/FTP/File Station
HDD Management
  • HDD Hibernation
  • S.M.A.R.T.
  • Dynamic Bad Sector Mapping
Security
  • FTP over SSL/TLS
  • IP Auto-Block
  • Firewall
  • Encrypted Network Backup over Rsync
  • HTTPS Connection
Utilities Synology Assistant
Supported Clients
  • Windows 7 or above
  • Mac OS X 10.10 or above
Supported Browsers
  • Chrome
  • Firefox
  • Internet Explorer 9 or later
  • Safari 8 or later
  • Safari (iOS 7.0 or later on iPad)
  • Chrome (Android 4.0 on tablets)
Supported Language English, Deutsch, Français, Italiano, Español, Dansk, Norsk, Svenska, Nederlands, Русский, Polski, Magyar, Português do Brasil, Português Europeu, Türkçe, Český, 日本語, 한국어, 繁體中文, 简体中文
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