Network Attached StorageNetwork Attached StorageQNAP TVS-473E RX-421BD Ethernet LAN Tower Grey NAS

QNAP TVS-473E RX-421BD Ethernet LAN Tower Grey NAS

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QNAP TVS-473E RX-421BD Ethernet LAN Tower Grey NAS Feefo Quzo ReviewsQNAP TVS-473E RX-421BD Ethernet LAN Tower Grey NAS TrustPilot Quzo Reviews

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General Information

General Information for Qnap

QNAP TVS-473E, NAS, Tower, AMD Embedded R-Series SoC, RX-421BD, Grey

A Powerful Business Nas With An Amd Rx-421Bd Quad-Core Apu, Up To 64Gb Ddr4 Ram, And Supports Dual Pcie Slots, Usb Quickaccess And Hdmi 4K Output.

the Tvs-473E Is Powered By A High-End Amd R-Series Apu That Incorporates An Exceptional Cpu With Amd Radeon R7 Graphics Performance, Delivering A High-Performance And Energy-Efficient Nas Solution. Built With A State-Of-The-Art Metal Design And Topped Off With A Stylish Gold Finish, The Highly-Capable Tvs-473E Provides Pcie Expandability, The Unique Usb Quickaccess Port, Hdmi [email protected] 30Hz Output, And 4K H.264 Video Decoding And Encoding Acceleration For An Optimum Audiovisual Experience.

integrated Radeon R7 Gpu For 4K Video Playback.

two Pcie Slots Support 10Gbe Adapters, Qm2 Cards, Usb 3.1 10Gbps Cards, Or Wireless Network Cards.

use The Nas As A Pc By Attaching A Keyboard, Mouse, And Hdmi Display.

qtier Auto-Tiering Technology And Ssd Caching Enable 24/7 Optimized Storage Efficiency.

scalable Storage Supporting Virtualization, Containerized Apps, Centralized Storage, Backup, Sharing, And Disaster Recovery.

raid 50/60 Is Recommended For Nas With Over 10 Disks To Strike A Balance Between Capacity, Protection, And Performance.

Amd Embedded R-Series Soc Built For Speed

amd Embedded R-Series Soc Uses "Excavator" X86 Cpu Cores, And Supports Amd Radeon 3Rd-Generation Gcn And Ddr4. The Amd Rx-421Bd Apu, Featuring An Integrated Radeon R7 Series Graphics Processing Unit, Provides The Tvs-473E With The High-End Model Of The Amd R-Series Family. The Tvs-473E Also Provides Two Pcie Gen3 X4 Expansion Slots For Boosting The Potential For 10Gbe Network Performance.

Amd R-Series Quad-Core Apu, Up To 64Gb Ram

equipped With A Next-Gen Amd R-Series Rx-421Bd Quad-Core 2.1 Ghz Apu (Turbo Core Up To 3.4 Ghz) With Up To 64Gb Dual Channel Ddr4 Ram, The Tvs-473E Enables Lightning-Fast Multi-Tasking With Low Power Consumption For Up To 1106 Mb/S Throughput With A 10Gbe Configuration. With A Hardware-Accelerated Encryption Engine With Aes-Ni, The Tvs-473E Also Provides Unmatched Encryption Performance In Its Class (Up To 1091 Mb/S With Aes 256-Bit Full Nas Volume Encryption) To Boost System Performance, Security, And Ensuring The Safety Of Sensitive Business Data Stored In The Nas.

Top-Class Hardware Engineering

the Sturdy And Feature-Packed Hardware Bolsters Overall System Performance. Coupled With The Flexible And Expandable Architecture, The Tvs-473E Can Fulfill Diversified Application Needs.

Expands Nas Potential With Dual Pcie Slots

the Tvs-473E Features A Pair Of Pcie (Gen3 X4) Slots, Allowing For Installing Optional Single/Dual-Port 10Gbe Nics To Accelerate Applications That Demand Higher Bandwidth Such As Virtualization, Media Workflows, And Backup/Restoration Tasks For An Ever-Growing Amount Of Data; Or A Usb 3.1 Gen2 (10Gb/S) Expansion Card For Transferring Large Media Files To And From Usb Storage. You Can Also Insert Qm2 Cards Or Wireless Network Cards To Extend Nas Functionality.

Greater Efficiency With Ssd Caching And 10Gbe Connectivity

the Tvs-473E Supports The Innovative Qm2 Pcie Card That Allows For Adding Up To Two M.2 Ssds. You Can Configure Ssd Caching, Or Create A Raid 5 Tiered Storage Along With The Two M.2 Ssds In The Nas. As These M.2 Ssds Will Not Occupy Any 3.5-Inch Drive Bays, The Qm2 Card Allows You To Maximize Both Your Storage Capacity And Performance. There Are Also Qm2 Cards That Include 10Gbe 10Gbase-T Connectivity To Provide Ssd Caching With High-Speed Network Connectivity On A Single Card.

Ssd Cache With Qtier Optimization For Around-The-Clock Acceleration

the Tvs-473E Features Ssd Caching, And Also Supports Optional M.2 Sata 6Gb/S Ssds. Using An Ssd Cache Boosts Overall System Performance, And Is Perfect For Improving The Overall Workflow Of Random Iops Demanding Applications Such As Virtualization. QnapS Qtier Technology Empowers The Tvs-473E With Auto Tiering That Further Helps Continuously Optimize Storage Efficiency Across M.2 Ssd, 2.5-Inch Ssd, And High-Capacity Sata Drives With Around-The-Clock Acceleration. The New Qtier 2.0 Features Io-Awareness That Empowers Ssd-Tiered Storage With A Cache-Like Reserved Space To Handle Burst I/O In Real Time, Greatly Maximizing The Advantages Of Ssd.

Easy Installation And Direct Access To Files With Usb Quickaccess

with Its Innovative Usb Quickaccess Port, The Tvs-473E Eliminates The Complications Of First-Time Nas Installation And Provides Direct Access To Files Stored On The Tvs-473E - All Without Needing Network Connectivity. Simply Use A Compatible Cable To Connect The Tvs-473E To A Pc Or Mac Device, And Use Qfinder Pro To Configure It. It Is Just That Easy. You Can Also Assign Access Rights To Users For Different Folders To Prevent Unauthorized Access To Important Files.

superior 4K Video Transcoding And Dual 4K Hdmi Output

the Tvs-473E Features Amd 3Rd Gen Gcn Architecture With Breakthrough Gpu Performance To Support 4K H.264 Video Decoding And Stunning 4K Uhd Display. It Delivers Superior Real-Time 4K And 1080P Video Transcoding To Convert Videos To Universal Formats That Can Be Smoothly Played On Pcs, Mobile Devices And Smart Tvs. The Tvs-473E Offers Dual Hdmi Output That Support "Duplicated" Or "Extended" Desktop Configurations. You Can Connect The Nas To A Hdtv Or A/V Receiver And Use The Media Player In Hybriddesk Station (Hd Station) With The Qnap Remote Control (Sold Separately) Or Qremote Mobile App To Enjoy Rich Media Content And 4K @ 30Hz Videos With The Best Audiovisual Experience.

Block-Based Iscsi Lun: Ideal Choice For Virtualization Storage

the Tvs-473E Supports Block-Based Iscsi Lun, And Supports Vmware, Citrix, Microsoft Hyper-V And Windows Server 2012 R2, Providing High-Performance, Reliable And Affordable Storage Solution For Virtualization Environments. The Tvs-473E Supports Vmware Vaai And Microsoft Odx To Increase Performance By Offloading Server Loading For Esxi Server And Hyper-V Respectively, And Supports Qnap Vsphere Client Plug-In And Qnap Smi-S Provider With Enhanced Operational Efficiency And Management In Virtualization Applications. Moreover, Using The Iscsi Extensions For Rdma (Iser) Protocol With A Compatible 10Gbe Nic Helps Boost Data Transfer Performance Of The Tvs-473E As Vmware Esxi Storage, Providing An Essential Tool To Optimize Demanding Virtualization Applications.

All-In-One Server To Host Virtual Machines And Containers

virtualization Station And Container Station Jointly Introduce A Hybrid Approach To Virtualization. No Matter What Your Virtualization Needs Are, You Can Count On Qnap For Complete Virtualization Support.

virtualization Station Allows You To Run Multiple Windows, Linux, Unix And Android Virtual Machines And Access Them Via A Web Browser Or Vnc (Virtual Network Computing). Businesses Can Run Virtualized Server Applications On A Single Nas Without The Need For Additional Physical Servers.

container Station Integrates Lxc And Docker Lightweight Virtualization Technologies. You Can Download Apps From The Built-In Docker Hub To Easily Import/Export Container Apps And Manage Access Control, Enjoying The Benefit Of Easy Installation, Transferability And High-Efficiency.

Qts Intelligent, Intuitive And Creative Nas Operating System

with Modularized Multiple Applications And Functions, Qts Enhances Management Efficiency, Personal Productivity, Multimedia, And Much More, Making Your Nas Experience Easier, Efficient, And More Flexible! The New Qboost Provides A Nas Optimization Tool That Helps Accelerate Applications, Free Up System Resources, And Schedule Applications. The Built-In App Center With Hundreds Of Install-On-Demand Apps Realizes Far More Extensive Nas Functionality. Qts Breaks The Barriers Of Devices, Platforms, And Geography To Bring You Optimized Cloud Experiences And Incorporates Advanced Features.

Optimized Collaboration With Seamless File Sharing And Sync

the Tvs-473E Centrally Stores Data And Various Files, And Supports Smb/Cifs, Afp And Nfs Protocols For File Sharing Across Windows, Mac, Linux/Unix Networks. Coupled With Qsync - A Utility That Turns A Qnap Nas Into A Safe, High-Capacity Data Center For File Synchronization - Any File Uploaded To The Tvs-473E Will Be Made Available For All Linked Devices, Such As Computers, Laptops Or Mobile Devices. You Can Sync Shared Folders And Team Folders For Group File Sharing, Greatly Enhancing The Flexibility Of Team Projects And Collaboration. Files Can Be Centrally Managed Using File Station, Including Files From Mobile Devices And Optical Disc Drives. File Station Also Allows You To Mount A Remote Nas, And Transfer Files Between Your Nas And Public Cloud Services For Greater Convenience.

Extensive Backup Solutions For Complete Disaster Recovery Planning

qnap Provides A Flexible Backup And Disaster Recovery Solution To Assist Organizations In Routine Backup Jobs With Greater Cost-Efficiency And Productivity.

use The License-Free Qnap Netbak Replicator Utility To Back Up/Restore Windows Files, Alongside Time Machine Support For Mac Devices. It Is Easy, Fast And Convenient.

consolidates Backup, Restoration And Synchronization Functions (Using Rtrr, Rsync, Ftp, Cifs/Smb) For Easily Transferring Data To Local, Remote And Cloud Storage Spaces As A Comprehensive Data Storage And Disaster Recovery Plan.

snapshots Are Essential For Nas Data Protection, And Its Block-Level Operation Makes It A Dependable Method For Mitigating The Growing Threat Of Ransomware. The Tvs-473E Supports Up To 256 Snapshots Per Volume Or Lun, And Maximum 1,024 Snapshots Per Nas.

with Potentially Huge Storage Capacities, High Performance, Integrated Virtualization Solutions, And Support For Snapshots That Record The State Of The System At Any Time, The Tvs-473E Are Perfect For Backing Up Virtual Machines.

Fast Data Digitalization, Filing And Searching To Multiply Your Productivity

the Tvs-473E Is A Highly-Efficient Data Storage Center With Multiple Productivity Apps. Ocr Converter Extracts Text From Images, Helping To Facilitate File Organization, Editing, And Searching. Qfiling Automates File Organization - Simply Determine Filing Conditions, Set A Schedule, And Files Will Be Organized And Archived Based On Your Settings. The Qsirch Full-Text Search Tool Features Quick File Searching And Provides Qsirch Helper Extension For Google Chrome And Mozilla Firefox To Search For Files On Your Nas When Using Google Search, Enabling Huge Productivity Boosts That Greatly Reduce The Time Spent Looking For Files On The Nas.

Comprehensive Surveillance Solution Providing 24/7 Security

the Tvs-473E Provides Intelligent Video Management System That Assists You In Managing Real-Time Monitoring, Video & Audio Recording And Playback With A Wide Range Of Customizable Settings To Safeguard Your Work Environment. You Can Use The Vmobile App To Manage Monitored Channels Anytime And Anywhere With Your Mobile Devices, Or Install The Vcam App To Turn Your Device Into A Network Camera To Instantly Record To Your Nas. The Tvs-473E Also Supports Qvr Pro (Beta) That Integrates QnapS Professional Qvr System Into The Qts Operating System. You Can Arrange A Dedicated, Independent Storage Space For Surveillance Data On The Nas And Leverage The Advantages Of Scalability And Storage Manageability From Qts.

Flexible And Economical Storage Expansion

you Need An Easy Solution To Increase Storage Capacity When Running Out Of Space. Qnap Provides Several Ways To Expand Your Nas Storage As Needed To Accommodate Data Or Business Growth.


use Vjbod (Virtual Jbod) To Expand Your Storage Capacity By Using The Unused Storage Of Another Qnap Nas. Up To 8 Qnap Nas Can Be Mounted As Local Disks On The Tvs-473E.

Upgrade Raid Capacity

hot Swap Lower-Capacity Drives With Higher-Capacity Drives So That Your Qnap Nas Can Grow With Your Business.

Migrate To A New Nas

install Your Nas Hard Drives Into A Larger Qnap Nas With More Drive Bays And Retain All Your Existing Data And Configurations.

Attach Expansion Enclosures

the Tvs-473E Can Connect With Up To 2 Ux-800P Or Ux-500P, Or Up To 4 Rexp-1000 Pro* Enclosures. Use The Qts Storage Manager To Easily Handle Nas Capacity Expansion.

More Productivity Applications

Ifttt Agent

a Popular Web Automation Service For Combining Qnap Nas And Mobile Devices/Apps To Customize Nas Applets.


centrally Manage And Switch Between Different Email Accounts, Back Up Emails To The Nas, And Safeguard Email Security And Personal Privacy.

Browser Station

enable Remote Access Through Nas Browsers To Access Local Lan Resources Without Going Through Complex Vpn Setting.

Qiot Suite Lite

combines The Security And Large Capacity Of Qnap Nas While Providing An Iot Solution On A Private Cloud. It Only Takes Three Steps To Quickly Deploy Your Own Iot Application.

Wirelessap Station

install A Compatible Pcie Wireless Network Card, And Use Your Nas As A Wireless Base Station For Easy Access To Nas Services And Internet Connection.

Mobile Apps

simplifies File Access, Nas Management, Multimedia Experience, Surveillance, And Download Tasks On Mobile Devices With Qnap Apps.

Manufacturer Supplied Images
Please note, these images are supplied by the manufacturer and are for illustration purposes only. If you have any queries about this product, please contact us and we will be happy to help.

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  • All Applicable Guarantee(s)
  • Instruction Manuals and Documentation (where applicable)
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Further details for this product, TVS-473E, can be found at the manufacturer website. Please note, these web addresse(s) are supplied by 3rd parties, Quzo is not responsible for the content.

TVS-473e-4G, 4-Bay, AMD RX-421BD, quad-core, 2.1GHz, 64-bit, Radeon R7, 4GB DDR4, 512MB DOM, 2.5", 3.5", SATA III, 4x RJ-45, 4x USB 3.0, 2x PCIe 3.0 x4, 2x HDMI 1.4b, 188.2 x 199.3 x 279.6 mm, 4900g, 250W

QNAP TVS-473E. Supported storage drive types: HDD & SSD, Storage drive interface: M.2, Serial ATA III, Storage drive size: 2.5/3.5". Processor family: AMD Embedded R-Series SoC, Processor model: RX-421BD, Processor frequency: 2.1 GHz. Internal memory: 4 GB, Internal memory type: DDR4, Maximum RAM supported: 64 GB. Ethernet LAN data rates: 1000 Mbit/s. HDMI version: 1.4b

Initial Release Date: 04/01/2018

Product Specification

QNAP TVS-473E RX-421BD Ethernet LAN Tower Grey NAS Specifications

Manu. Code
Weight (approx)
Product TypeNetwork Attached Storage
Collection Model
Qnap TVS-473E
Chassis type
Built-in displayY
Cable lock slot typeKensington
Product colourGrey
Cooling typeActive
Fan diameter 26 cm
Fan diameter12 cm
Cable Lock SlotY
On/off switchY
Number of fans2 fan(s)
Fan diameter 260
Display type
Processor model
Processor cores4
Processor frequency2.1 GHz
Processor FamilyAMD Embedded R-Series SoC
Processor operating modes64-bit
Processor boost frequency3.4 GHz
Processor FamilyAMD R
Processor boost frequency3.4
Internal memory type
Internal Memory4 GB
Maximum RAM supported64 GB
Memory slots4 x SO-DIMM DDR4
Flash Memory512 MB
Maximum RAM supported64
Memory slots4 x SODIMM DDR4
Storage drives installed
Installed storage drive typeN
RAM capacity4 GB
Supported storage drive typesHDD, SSD
Number of storage drives supported4
Storage drive interfaceM.2, Serial ATA III
Storage drive size2.5/3.5"
RAID supportY
RAID levels0,1,5,6,10,JBOD
Online RAID migrationY
Online RAID expansionY
Hot-swap drive baysY
Supported storage drive typesHDD & SSD
Storage drive interfaceM.2,Serial ATA III
RAM typeDDR4
RAM capacity4
Storage drive size2.5/3.5
RAID levels0, 1, 5, 6, 10, JBOD
On-board graphics adapter model
AMD Radeon R7
Built-in speaker(s)
Number of built-in speakers2
Ethernet LANY
DHCP clientY
Ethernet LAN data rates1000 Mbit/s
iSCSI supportY
DHCP serverY
Security algorithms256-bit AES,HTTPS,SNMP,SSH,SSL/TLS
Dynamic DNS (DDNS)Y
Browser supportedApple Safari 7, Google Chrome, Microsoft Internet Explorer 10, Mozilla Firefox
Ethernet LAN data rates1000
Ports & interfaces
HDMI ports quantity
USB portY
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity4
USB 3.0 (3.1 Gen 1) Type-A ports quantity4
HDMI version1.4b
Microphone inY
Ethernet LAN (RJ-45) ports4
PCI Express x4 (Gen 3.x) slots2
3.5 mm (1/8-inch) outY
Data transmission
Jumbo frames support
Operating system installed
QNAP Turbo System
Processor special features
Intel AES New Instructions (Intel AES-NI)
Power supply location
Power supply unit (PSU) capacity250 W
AC Input Voltage100 - 240 V
AC input frequency50 - 60 Hz
AC Input Voltage100 - 240
AC input frequency50/60
Power supply unit (PSU) capacity250
System requirements
Windows operating systems supported
Windows 10,Windows 7,Windows 8
Mac operating systems supportedMac OS X 10.7 Lion,Mac OS X 10.8 Mountain Lion,Mac OS X 10.9 Mavericks
Linux operating systems supportedY
Weight & dimensions
199.3 mm
Depth279.6 mm
Height188.2 mm
Weight4.9 kg
Hospitality features
Wake-on-LAN ready
Smart TV
Operating system version
Device class
Home & Home Office
Backup functionY
Backup featuresCloud,iSCSI LUN
Cloud, iSCSI LUN
Multilingual supportY
Supported file systemsFAT32,HFS+,NTFS,exFAT,ext3,ext4
Universal Plug and Play (UPnP)Y
Backup buttonY
Access Control List (ACL)Y
Operational conditions
Operating temperature (T-T)
0 - 40 C
Storage relative humidity (H-H)5 - 95%
5 - 95
Packaging data
Cables included
AC, LAN (RJ-45)
AC,LAN (RJ-45)
Packaging content
Number of screws
Quick installation guideY
Colour of productGrey
Returns & Exchanges

21 Days Return Policy

We want you to be delighted every time you shop with us. Occasionally though, we understand that you may wish to return items.

Items can be returned direct to us within 21 days from the day of dispatch for a refund or exchange.

To qualify for this, the product must not have been worn, and be in brand new condition. You must return all the original packaging, instructions, guarantee and any extras.

All technology / electrical items including but not restricted to TVs, laptops, tablets etc must be still in their original packaging with the manufacturer seals still in tact. We are unable to accept returns for products which have been opened and/or used.
Product Questions

Questions and Answers

How many cores does the processor have?
The Qnap TVS-473E-4G processor has 4 cores.

What is the processor speed/frequency?
The Qnap TVS-473E-4G processor runs at 2.1 GHz.

What is the processor family?
The Qnap TVS-473E-4G processor family is the AMD Embedded R-Series SoC.

What is the processor boost frequency?
The Qnap TVS-473E-4G processor can run a at boosted frequency of 3.4 GHz.

What is the processor family?
The Qnap TVS-473E-4G processor family is the AMD R.

What is the processor boost frequency?
The Qnap TVS-473E-4G processor can run a at boosted frequency of 3.4.
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Help & SupportSupport Centre
Opening Hours
Mon - Thursday (9:30am - 5:30pm)
Friday (9.30am - 1.30pm)
Closed Saturday
Closed Sunday
Contact Details
Kemp House, 158 City Road
United Kingdom
020 365 79723

VAT Number: ​ 267 7554 58