Synology

Synology DS3622xs+ 12 Bay DiskStation NAS (Diskless)

4.2 (45 reviews)
4K48 GB memory

Enterprise-grade 12-bay NAS powered by an Intel Xeon processor, expandable to 36 drives for demanding business storage workloads.

$3,449.99*
In Stock on Amazon.com
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*Price sourced from Amazon.com. Last updated:Jul 14, 2026.Price and availability are subject to change.

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Overview

The Synology DS3622xs+ is built for businesses that need serious storage performance and room to grow. At its core is a 6-core Intel Xeon processor capable of pushing over 260,000 random read IOPS at 4K and sequential read/write speeds of 4,700/2,400 MB/s—numbers that comfortably support concurrent virtual machines, large-scale video surveillance, and heavy multi-user file access. The base chassis holds 12 drive bays, and by connecting two DX1222 expansion units, total capacity scales to 36 bays, giving organizations a clear upgrade path as data demands increase.

Networking flexibility is another standout feature. The DS3622xs+ supports 10GbE and 25GbE Ethernet as well as Fibre Channel, making it capable of integrating into high-speed SAN and NAS environments. Memory can be expanded to 48GB of DDR4, and NVMe SSD caching is available to accelerate read and write operations on frequently accessed data. All of this runs on Synology's DiskStation Manager operating system, which provides a polished interface for storage management, snapshot replication, Active Directory integration, and a deep library of first-party packages. The 5-year warranty underscores Synology's confidence in the hardware's durability for always-on enterprise deployments.

Key Features

Over 260,000 4K random read IOPS and 4,700/2,400 MB/s sequential read/write performance

Consolidate and host backup or video management systems, virtual machines, and more thanks to a capable 6-core Intel Xeon processor

Leverage up to 48 GB memory, 10/25GbE networking, Fibre Channel support, or NVMe SSD Cache4 to boost read and write speeds

Scale up to 36 drive bays with two 12-bay DX1222 expansion units

5 year warranty

Specifications

Brand
Synology
Model
DS3622xs+
Drive Bays
12 (expandable to 36 with two DX1222 units)
Processor
6-core Intel Xeon
Memory
Up to 48GB DDR4
Random Read IOPS (4K)
Over 260,000
Sequential Read/Write
4,700 / 2,400 MB/s
Networking
10GbE, 25GbE, Fibre Channel
Cache Support
NVMe SSD Cache
Sold As
Diskless
Warranty
5 Years

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Pros & Cons

👍 Pros

  • 6-core Intel Xeon processor delivers over 260,000 4K random read IOPS and sequential read speeds up to 4,700 MB/s.
  • Scales from 12 to 36 drive bays with two DX1222 expansion units, accommodating significant storage growth.
  • Supports 10GbE, 25GbE, and Fibre Channel networking for high-bandwidth enterprise environments.
  • Up to 48GB of expandable memory supports virtualization, surveillance, and multi-user file serving simultaneously.
  • Backed by a 5-year warranty, longer than most consumer and prosumer NAS devices.

👎 Cons

  • Sold diskless, so the total cost of ownership is substantially higher once drives are factored in.
  • The unit's size, power consumption, and noise level make it unsuitable for home or small office environments.
  • Expansion units (DX1222) are sold separately and represent a significant additional expense.
  • At this price tier, the DS3622xs+ may exceed the needs and budget of small businesses that could be served by a lower-end Synology model.

Frequently Asked Questions

No. The DS3622xs+ is sold diskless, so you need to purchase and install your own 3.5-inch or 2.5-inch SATA drives or NVMe SSDs separately.
The base unit has 12 bays, and you can attach two Synology DX1222 expansion units to reach a maximum of 36 drive bays.
It supports 10GbE and 25GbE networking as well as Fibre Channel connectivity, allowing high-throughput access suitable for virtualization, surveillance, and large-scale file serving.
Yes. The 6-core Intel Xeon processor and up to 48GB of RAM make it capable of hosting virtual machines through Synology's Virtual Machine Manager package.
Synology provides a 5-year warranty on the DS3622xs+.