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GENERAL NAS FEATURE COMPARISON

NAS Plex (local 4K) Plex HD (remote) Plex 4K (remote) BACKUP (MS/GOOGLE OFFICE) BACKUP (BAREBONE) PHOTOS (OBJECT AI) VIDEO EDITING (4K) VIDEO EDITING (8K) DOCKER VIRTUAL MACHINES PC MODE (QVM) 2.5GbE 10GbE 25GbE Thunderbolt NVMe Pcie Expansion HDMI Drive Mixing
DS423 - ✓ ✓✓✓
DVA3221 ✓ - -✓✓✓✓✓✓✓

LATEST PRICE LIST

DS423
DVA3221

BEST FOR Virtualisation

NAS CPU Cores Threads Speed (GHz) Docker/VM Score ECC
DS423 Realtek RTD1619B 4 4 1.7 Docker 700 NO /2 GB DDR4 non-ECC
DVA3221 Intel Atom C3538 4 4 2.1 Docker/VM 1960 NO /8 GB DDR4

BEST FOR MULTIMEDIA

NAS GPU Base_GHz/Max Codec FPS Transcoding Plex
DS423 Mali-G51 GPU / H.264, H.265 60 2160
DVA3221 / 0 720p

BEST FOR FILE STORAGE

NAS BAYS Bandwidth HDD storage expansion Drive mixing File System
DS423 4 HDD 2Gbit (2 ports combined) 88TB ✓ EXT4 BTRFS
DVA3221 4 HDD 4Gbit (4 ports combined) 88TB ✓ ✓ 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
DS423 folder face /folder
DVA3221 folder face+object /folder

BEST FOR VIDEO EDITING

NAS MAX LAN speed Ports transcoding PCIe NVMe
DS423 1Gbit ✓
DVA3221 1Gbit

BEST FOR SURVEILLANCE (CCTV)

NAS HDMI QVM transcoding AI
DS423 ✓
DVA3221 ✓

BEST FOR SMART HOME/ AI

NAS Virtual switch Docker/VM HDMI S/PDIF / AUX
DS423 Docker
DVA3221 Docker/VM

LATEST VIDEOS RELATED


AVAILABILITY / RELEASE DATE

Brand Model TW USA UK Released
Synology DS423 • • • 2023-03
Synology DVA3221 • • • 2020-10

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RELATED REVIEWS

SOFTWARE - 9/10
HARDWARE - 8/10
PERFORMANCE - 9/10
PRICE - 6/10
VALUE - 7/10


7.8
PROS
👍🏻Incredible Surveillance Monitoring Options
👍🏻Real-Time AI Camera recording saves hundreds of man-hours
👍🏻Internal GTX1650 Graphics Card means this new system can process up to 6 AI tasks, rather than the 4x in the DVA3219
👍🏻8 Camera Licenses included (worth around £300)
👍🏻BTRFS and SHR Support
👍🏻Upto 32GB DDR4 Memory Support
👍🏻Dual Surveillance Station and DSM Support
👍🏻4 LAN Ports for LAG
👍🏻Can be used for VMs, PLEX and rest of the Synology App Collection
👍🏻Great Surveillance Person/Thing tracking
👍🏻Intelligent Motion Tracking
👍🏻Intelligent Counting and Border Control
👍🏻Additional Deep Video Analysis Options
CONS
👎🏻Graphics Card features HDMI/DVI Ports on the card, but they are not available on the DVA3221
👎🏻Quite expensive for a 4-Bay NAS
👎🏻No Keyboard Video Mouse (KVM) support
👎🏻The CPU is a little disappointing
👎🏻Arguably only a marginal increase on the DVA3219


LATEST PRICE LIST

DS423
DVA3221
DEAL WATCH - Is It On Offer Right Now?

Synology DS423 NAS Amazon UK UK £332 (15% OFF) [LINK]
Synology 4-Bay DiskStation DS423 (Diskless) Black Amazon usa USA 16.09 OFF (WAS 401) [LINK]
Synology DS423+ 4 Bay Desktop NAS Storage Server Amazon usa USA 30.95 OFF (WAS 550) [LINK]
Synology DiskStation DS423 4 Bay Desktop NAS Enclosure Amazon UK UK 322.02 OFF (WAS 750) [LINK]
Synology Deep Learning NVR DVA3221 - NVR - 32 channels - networked Amazon UK UK 46.71 OFF (WAS 2713) [LINK]
Synology DVA3221/24TB IW 4 Bay DT NVR Amazon UK UK 47.26 OFF (WAS 3481) [LINK]

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