Synology RS422+

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Status: Currently sold

Series	x22 Series
Bays	4
CPU	AMD Ryzen R1600
Cores / Threads	2 / 4
RAM	2 GB
CPU architecture	x86_64
Support tier	full
Warranty (years)	3
Memory generation	DDR4
ECC memory	Supported
Replaceable memory	Replaceable
Network ports	2x 1GbE
USB ports	1x USB 3.2 Gen 1
PCIe expansion	1 × Gen3 x2 network upgrade slot
Drive bay types	3.5" SATA HDD or 2.5" SATA SSD
Hot-swappable bays	yes
CPU frequency (GHz)	2.6
Power draw, active (W)	37.93
Power draw, hibernation (W)	13.43
Power supply (W)	100
Noise level (dBA)	28.5
Dimensions H x W x D (mm)	44 x 478 x 327.5
Weight (kg)	4.38
Largest certified configuration observed	96 TB (4 x Synology HAT5320-24T, largest drive on the vendor HCL today; not a hardware limit)
Estimated cost to fill every bay with a certified 8 TB drive	about $1,200 new (Seagate ST8000VN004) / about $1,180 used (Synology HAT3310-8T) -- one observed eBay unit price incl. shipping x bays; quantity availability unverified
Estimated cost to fill every bay with a certified 16 TB drive	about $2,000 new (Seagate ST16000VE000) / about $2,796 refurbished (Seagate ST16000VN001) / about $1,560 used (Seagate ST16000VE000) -- one observed eBay unit price incl. shipping x bays; quantity availability unverified

Search on Amazon View on eBay (used from $1528.10, new from $1183.00) Official product page

5 eBay listings checked Aug 8, 2026 · 3 new, 2 used

Documents

• Datasheet (PDF)
• Product Specifications (PDF)

Compatible Drives

106 drives certified on RS422+'s official manufacturer compatibility list, sourced directly from Synology's own published Hardware Compatibility List. Each model links to that drive's own compatibility page.

Certified list last checked 2026-08-18.

Looking for cameras compatible with Synology NAS units? See the full Synology camera compatibility database.