compare

LATEST PRICE LIST

RS2423+	2049.99 GBP	2031.22 USD
DS3622xs+	2933.73 GBP	2999.99 USD
DS1821+	949.97 GBP	1002.14 USD

BEST FOR Virtualisation

NAS	CPU	Cores	Threads	Speed (GHz)	Docker/VM	Score	ECC
RS2423+	AMD Ryzen V1780B	4	8	3.35	Docker/VM	8216	ECC /8 GB DDR4 ECC UDIMM
DS3622xs+	Intel Xeon D-1531	6	12	2.2 (MAX:2.7)	Docker/VM	7483	ECC /16 GB DDR4 ECC SODIMM
DS1821+	AMD Ryzen V1500B	4	8	2.2	Docker/VM	4584	ECC /4 GB DDR4 ECC SODIMM

BEST FOR MULTIMEDIA

NAS	GPU	Base_GHz/Max	Codec	FPS	Transcoding	Plex
RS2423+		/			0	1080p
DS3622xs+		/			0	1080p
DS1821+		/			0	1080p

BEST FOR FILE STORAGE

NAS	BAYS	Bandwidth	HDD storage	expansion	Drive mixing	File System
RS2423+	12 HDD	12Gbit (3 ports combined)	264TB	✓	✓	EXT4 BTRFS
DS3622xs+	12 HDD	22Gbit (4 ports combined)	264TB	✓		EXT4 BTRFS
DS1821+	8 HDD	4Gbit (4 ports combined)	176TB	✓	✓	EXT4 BTRFS

*All NAS support multiple RAID/ volume groups, if you want to mix different size drive on non supported model.

BEST FOR BACKUP

NAS	Level	HA	AI	Google	Microsoft	encryption
RS2423+	folder/barebone	✓	face+object	✓	✓	volume/folder
DS3622xs+	folder/barebone	✓	face+object	✓	✓	volume/folder
DS1821+	folder/barebone	✓	face+object	✓	✓	volume/folder

BEST FOR VIDEO EDITING

NAS	MAX LAN speed	Ports	transcoding	PCIe	NVMe
RS2423+	10Gbit	1x RJ45		1 x Gen3 x8 slot (x4 link)
DS3622xs+	10Gbit	2x RJ-45 10GbE		1 x Gen3 x8
DS1821+	1Gbit			1 x Gen3 x4	2x NVME Gen3 x2

BEST FOR SURVEILLANCE (CCTV)

NAS	HDMI	QVM	transcoding	AI
RS2423+
DS3622xs+
DS1821+

BEST FOR SMART HOME/ AI

NAS	Virtual switch	Docker/VM	HDMI	S/PDIF / AUX
RS2423+		Docker/VM
DS3622xs+		Docker/VM
DS1821+		Docker/VM

LATEST VIDEOS RELATED

AVAILABILITY / RELEASE DATE

Brand	Model	TW	USA	UK	Released
Synology	RS2423+	•	•	•	2023-03
Synology	DS3622xs+	•	•	•	2021-10
Synology	DS1821+	•	•	•	2020-11

LATEST POSTS RELATED

New Synology RS2423+​ , SA3410 , SA3610 and expansion unit RX1223RP
Synology RS2423+ 10GbE Rackstation NAS
Synology RS2423+ and RS2423RP+ Rackstation is Coming
Synology DS3622xs+ NAS Plex Media Server Tests
Synology DS3622xs+ Plex Media Server NAS 4K & 1080p Tests - H.264 & HEVC
DS1821+ RAM upgrade
DS2422+ vs DS1821+
Synology DS3622xs+ NAS Review – Kind of a Big Deal
DS2419+II vs DS3617xsII vs DS3622xs+ vs DS2422+
ds1621+and ds1821+ RAM upgrade using Arch Memory

RELATED REVIEWS

SOFTWARE - 8/10

HARDWARE - 8/10

PERFORMANCE - 8/10

PRICE - 8/10

VALUE - 8/10

8.0

PROS

👍🏻Desktop Ryzen Powered Solution
👍🏻Dual NVMe M.2 cache
👍🏻PCIe Gen 3 x8 PCIe Equipped
👍🏻Great RAID Options (inc SHR)
👍🏻Excellent choice of Apps
👍🏻DDR4 ECC Memory up to 32GB
👍🏻Numerous Backup Software Options
👍🏻Huge Virtualization Support
👍🏻3yr Warranty and Extendable to 5yrs

CONS

👎🏻1Gbe Ports seem a bit limited now
👎🏻Shame it does not support 1/2 x DX1215
👎🏻NVMe SSDs cannot be used for RAW storage

SOFTWARE - 10/10

HARDWARE - 9/10

PERFORMANCE - 9/10

PRICE - 7/10

VALUE - 8/10

8.6

PROS

👍🏻6-Core Xeon Processor
👍🏻Two 10GBe Connections as Standard
👍🏻Lots of PCIe Gen 3 x8 PCIe Upgrade Options
👍🏻Surprisingly Compact for 12 Bays
👍🏻Excellent choice of Apps
👍🏻Exceptionally Expandability
👍🏻No need to fully populate, so VERY scalable
👍🏻Huge Virtualization Support
👍🏻Storage Can be Expanded to 36 SATA Drives
👍🏻5yr Warranty

CONS

👎🏻NVMe SSDs Ports not available, unlike smaller PLUS series units
👎🏻Reduced Hard Drive Supported (Largely ONLY Synology HAT5300 series)
👎🏻48GB Memory Maximum Seems odd over 4 slots
👎🏻Lack of Synology Hybrid RAID (SHR) is still a bit of a blow

LATEST PRICE LIST

RS2423+	2049.99 GBP	2031.22 USD
DS3622xs+	2933.73 GBP	2999.99 USD
DS1821+	949.97 GBP	1002.14 USD

DEAL WATCH - Is It On Offer Right Now? Synology DS1821+/32TB IW 8 Bay DT Amazon UK 10.71 OFF (WAS 1966) [LINK] Synology Disk Station DS3622XS+ - NAS server - 12 bays - SATA 6Gb/s - RAID 0, 1, Amazon UK 40.38 OFF (WAS 2974) [LINK] Synology DS1821+ 64TB 8 Bay Desktop NAS Solution, Installed with 8 x 8TB HAT5300 Amazon UK 32.85 OFF (WAS 3900) [LINK] Synology DiskStation DS3622XS+ 12 Bay Desktop NAS Solution, Installed with 12 x Amazon UK 70.3 OFF (WAS 11271) [LINK] These Offers are Checked Daily