Synology

Synology RS1619xs+ NAS Rackstation 4-Bay Diskless

4.0 (47 reviews)

High-performance 1U rackmount NAS with Intel Xeon processor, ECC memory, and scalability up to 16 drives.

$3,199.99*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jun 04, 2026.Price and availability are subject to change.

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Overview

The Synology RackStation RS1619xs+ is a 1U rackmount network-attached storage appliance built for business environments that demand performance, reliability, and room to grow. At its core is an Intel Xeon D-1527 quad-core processor with AES-NI hardware encryption acceleration, paired with 8 GB of DDR4 ECC UDIMM that can be expanded to 64 GB. This combination enables the RS1619xs+ to deliver over 1,523 MB/s in sequential reading and 136,558 IOPS in iSCSI random read scenarios, making it suitable for file serving, virtualization, database hosting, and backup consolidation across multi-user business networks.

The base unit provides four hot-swappable drive bays, and built-in M.2 NVMe/SATA SSD slots allow you to add SSD caching without sacrificing any of those bays. When storage requirements outgrow four drives, the RS1619xs+ scales to 16 total drives by connecting a Synology RX1217 or RX1217RP expansion unit. Optional 10GbE NIC support ensures the network connection can keep pace with the storage subsystem's throughput. The unit operates within a temperature range of 5°C to 35°C and is backed by Synology's 5-year limited warranty along with the Synology Replacement Service (SRS) for rapid unit replacement in the event of hardware failure. Running Synology's DiskStation Manager operating system, it provides access to a broad ecosystem of backup, surveillance, collaboration, and virtualization applications.

Key Features

Powerful 1U NAS for growing businesses, featuring a quad-core CPU with AES-NI and 8 GB (up to 64 GB) DDR4 ECC UDIMM

Built-in M.2 NV Me/SATA SSD slots for system Cache support; Operating Temperature: 5°C to 35°C (40°F to 95°F)

Excellent performance of over 1, 523 MB/s sequential reading and 136, 558 iSCSI random read IOPS

Optional 10GbE NIC support; scalable up to 16 drives with Synology RX1217/RX1217RP

Backed by Synology’s 5-year limited warranty & Synology replacement service (SRS)

Specifications

Brand
Synology
Model
RS1619xs+
Form Factor
1U Rackmount
CPU
Intel Xeon D-1527 (Quad-Core)
Hardware Encryption
AES-NI
RAM
8 GB DDR4 ECC UDIMM (expandable to 64 GB)
Drive Bays
4 (diskless)
M.2 SSD Slots
Built-in NVMe/SATA for system cache
Sequential Read
Over 1,523 MB/s
iSCSI Random Read IOPS
136,558
Network
Optional 10GbE NIC support
Scalability
Up to 16 drives with RX1217/RX1217RP
Operating Temperature
5°C to 35°C (40°F to 95°F)
Warranty
5-year limited with Synology Replacement Service

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Pros & Cons

👍 Pros

  • Intel Xeon D-1527 quad-core CPU with AES-NI delivers strong performance and hardware-accelerated encryption
  • ECC memory (expandable to 64 GB) protects against data corruption in always-on operation
  • Built-in M.2 SSD cache slots boost performance without using main drive bays
  • Scalable to 16 drives via expansion units, supporting significant storage growth
  • Backed by a 5-year limited warranty with Synology Replacement Service

👎 Cons

  • Ships diskless, so total cost increases substantially once drives are purchased
  • Only four bays in the base unit, requiring an expansion chassis for larger storage pools
  • 1U form factor limits expandability options compared to larger rackmount models
  • Optional 10GbE NIC is an additional purchase, not included out of the box
  • Higher price point targets business buyers rather than home or small office users

Frequently Asked Questions

No, the RS1619xs+ ships diskless. You purchase and install your own 3.5" or 2.5" drives, giving you full control over storage capacity and drive selection.
It ships with 8 GB of DDR4 ECC UDIMM and can be expanded up to 64 GB, allowing the unit to handle more concurrent users and heavier workloads.
Yes, by connecting a Synology RX1217 or RX1217RP expansion unit, you can scale the RS1619xs+ up to 16 total drives without replacing the base unit.
It supports optional 10GbE NIC add-in cards, enabling high-speed network connectivity for demanding file transfer and virtualization workloads.
The M.2 NVMe/SATA SSD slots are dedicated to SSD caching, which accelerates frequently accessed data without occupying any of the four main drive bays.