Synology DiskStation DS925+

Synology DiskStation DS925+

Four-bay Synology NAS with an AMD Ryzen V1500B, ECC DDR4, two 2.5 GbE ports and two M.2 slots.

  • 4
  • AMD Ryzen V1500B
  • 4 GB
  • 2.5 GbE

PCPR score

7.9

Good

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R1

The short version

The DS925+ is Synology's 4-bay DiskStation with an AMD Ryzen V1500B, 4 GB of ECC DDR4 expandable to 32 GB, two 2.5 GbE ports and two M.2 NVMe slots, rated up to 522 MB/s read and 565 MB/s write. TechRadar praised its tool-less setup and large DSM app library. It suits small offices and power users standardizing on Synology. Drive compatibility is more restrictive than before, and there is no PCIe network upgrade slot.

Pros

  • AMD Ryzen V1500B quad-core with 4 GB ECC DDR4, expandable to 32 GB
  • Two 2.5 GbE ports
  • Two M.2 NVMe slots for cache or storage pools
  • Tool-less installation and DSM's large app library

Cons

  • TechRadar found drive compatibility more limited than before
  • No PCIe network upgrade slot
  • The USB-C port only connects DX525 expansion units

Best for

  • Small offices standardizing on Synology
  • Home labs that want ECC memory and DSM

J3

Full specifications

Core

Drive bays
4
Processor
AMD Ryzen V1500B

Memory

Memory
4 GB

Expansion

M.2 cache slots
2

Connectivity

Fastest network
2.5 GbE

Ports & I/O

HDMI output
No

Software

Operating system
DSM

Compatibility notes

  • Synology limits warranty and technical support if non-Synology memory modules are used.
  • Check Synology's compatibility list before buying drives.
  • Network expansion is limited to the two 2.5 GbE ports; there is no 10GbE upgrade path.

P1

Where to buy

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AV1

Video reviews

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AV2

What reviewers and owners say

  • TechRadar

    Mixed

    Gave it an Editor's Choice award for easy tool-less setup, dual 2.5GbE and a vast app library, but criticized the absent PCIe upgrade slot, tighter drive compatibility and a USB-C port limited to expansion.

Summaries are written in our words. Follow the links for each source’s own review.

R9

Common questions

Does the DS925+ support 10GbE?

No. It has two built-in 2.5 GbE ports and no PCIe network upgrade slot, which TechRadar highlighted as a limitation.

How much memory can the DS925+ take?

It ships with 4 GB of ECC DDR4 and supports up to 32 GB across two slots, but Synology limits support for non-Synology modules.

Can the DS925+ be expanded?

Synology lists a DX525 expansion unit connected over USB-C for additional drive bays, reaching up to 180 TB of raw storage.

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