The Synology DiskStation DS423+ is a 4-bay NAS designed for home use. It comes with 2GB DDR4 of RAM and can be upgraded to 6GB DDR4. Powered by the Intel Celeron J4125 processor, it offers reliable network-attached storage for file sharing, backups, and media streaming.
This guide covers complete RAM and storage compatibility for the Synology DiskStation DS423+, including upgrade options, maximum supported configurations, and recommended drives.
Specifications Overview
| Specification | Details |
|---|---|
| NAS Model | Synology DiskStation DS423+ |
| Brand | Synology |
| Drive Bays | 4 bays |
| Processor | Intel Celeron J4125 |
| Default RAM | 2GB DDR4 |
| Maximum RAM | 6GB DDR4 |
| RAM Type | DDR4 |
| RAM Slots | 1 |
| RAM Upgradeable | Yes |
| M.2 Slots | None |
| Ethernet | 1x 1GbE |
| USB Ports | 2x USB 3.0 |
| Use Case | Home |
| Price Tier | Budget |
Memory (RAM) Compatibility
The Synology DiskStation DS423+ ships with 2GB DDR4 and supports a maximum of 6GB DDR4 across 1 slot. Upgrading your NAS RAM can significantly improve performance for virtual machines, Docker containers, and simultaneous user access.
Recommended RAM Upgrades
| Module | Capacity | Price |
|---|---|---|
| Crucial SODIMM DDR4 | 4GB | Check Price |
| Crucial SODIMM DDR4 | 8GB | Check Price |
| Kingston ValueRAM DDR4 | 8GB | Check Price |
Storage Compatibility
The Synology DiskStation DS423+ has 4 drive bays supporting 3.5″ SATA HDDs and 2.5″ SATA SSDs.
Recommended NAS Hard Drives
| Drive | Capacity | Price |
|---|---|---|
| Seagate IronWolf | 4TB | Check Price |
| Seagate IronWolf | 8TB | Check Price |
| WD Red Plus | 4TB | Check Price |
| WD Red Plus | 8TB | Check Price |
Network Connectivity
The Synology DiskStation DS423+ features 1x 1GbE Ethernet and 2x USB 3.0 connectivity.
Related Guides
Frequently Asked Questions
What is the maximum RAM for the Synology DiskStation DS423+?
The Synology DiskStation DS423+ supports a maximum of 6GB DDR4. It ships with 2GB DDR4 by default.
How many drive bays does the Synology DiskStation DS423+ have?
The Synology DiskStation DS423+ has 4 drive bays supporting 3.5″ SATA HDDs and 2.5″ SATA SSDs.
Can I upgrade the RAM in the Synology DiskStation DS423+?
Yes, the RAM is user-upgradeable.
What hard drives work with the Synology DiskStation DS423+?
The Synology DiskStation DS423+ works with standard 3.5″ SATA HDDs. We recommend NAS-rated drives like the Seagate IronWolf or WD Red Plus.
