AMD R RX-421ND (4 x 2.1GHz), 4 GB DDR4, 512 MB DOM, 2 x PCIe3.0 x4, 8 x SATA3 2.5"/3.5", 4 x USB 3.0, 4 x RJ-45

QNAP TS-873 NAS Tower Ethernet LAN Black RX-421ND

Product information

Technical specifications

Processor operating modes 64-bit
Processor cores 4
Processor boost frequency 3.4 GHz
Processor frequency 2.1 GHz
Processor model RX-421ND
Processor family AMD Embedded R-Series SoC

Flash memory 512 MB
Memory slots 4 x SO-DIMM DDR4
Internal memory 4 GB
Maximum RAM supported 64 GB
Internal memory type DDR4

Audio in/out Yes
Microphone in Yes
PCI Express x4 (Gen 3.x) slots 2
Ethernet LAN (RJ-45) ports 4
USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity 4
USB port Yes

Weight 6.59 g
Height 188.2 mm
Depth 279.6 mm
Width 329.3 mm

AC input frequency 50 - 60 Hz
AC input voltage 100 - 240 V
Power consumption (HDD standby) 36.43 W
Power consumption (typical) 70.26 W
Number of power supply units 1
Power supply unit (PSU) capacity 250 W
Power supply location Built-in

Operating relative humidity (H-H) 5 - 95 %
Operating temperature (T-T) 0 - 40 °C

Dynamic DNS (DDNS) Yes
Supported network protocols IFS/SMB, AFP (v3.3), NFS(v3), FTP, FTPS, SFTP, TFTP, HTTP(S), Telnet, SSH, iSCSI, SNMP, SMTP, SMSC
Wake-on-LAN ready Yes
iSCSI support Yes
Jumbo frames support Yes
DHCP server Yes
DHCP client Yes
Wi-Fi No
Ethernet LAN data rates 10,100,1000 Mbit/s
Ethernet LAN Yes

Supported storage drive types HDD & SSD
Installed storage drive type No
Number of storage drives supported 8
Storage drives installed No
Supported file systems FAT32,HFS+,NTFS,exFAT,ext3,ext4
Hot-swap drive bays Yes
RAID levels 0,1,5,6,10,JBOD
RAID support Yes
Storage drive sizes supported 2.5,3.5 "
Supported storage drive interfaces Serial ATA, Serial ATA II, Serial ATA III

Server operating systems supported Windows Server 2003,Windows Server 2008 R2,Windows Server 2012,Windows Server 2012 R2,Windows Server 2016
Mac operating systems supported Yes
Linux operating systems supported Yes
Windows operating systems supported Windows 10,Windows 7,Windows 8
Operating system version 4.3.4
Operating system installed QNAP Turbo System

Number of screws 26
Quick installation guide Yes
Cables included AC, LAN (RJ-45)

Power management Yes
Digital Living Network Alliance (DLNA) certified Yes

Cable lock slot type Kensington
Cable lock slot Yes
Built-in display Yes
LED indicators Yes
Fan diameter 2 6 mm
Fan diameter 12 mm
Number of fans 3 fan(s)
Product colour Black
Cooling type Active
Chassis type Tower

Hot spare Yes
Password authentication Yes
S.M.A.R.T. support Yes
Share folder CIFS/SMB
Universal Plug and Play (UPnP) Yes
System log Yes
Browser supported Internet Explorer 10, Firefox 8, Safari 4, Google Chrome
Built-in FTP server Yes
Built-in iTunes server Yes
On/off switch Yes
Reset button Yes
Access Control List (ACL) Yes
Security algorithms 256-bit AES,FIPS 140-2,HTTPS,SNMP,SSH,SSL/TLS
Share folder access right management Yes
Web-based management Yes
Noise level 23.4 dB
Multilingual support Yes
Backup features Cloud, USB drive, iSCSI LUN
Backup function Yes
Device class Home & Home Office
Type NAS

Description

The TS-873 is powered by a high-performance and energy-efficient AMD R-Series CPU and provides two PCIe slots for greater functionality. You can install a QNAP QM2 expansion card to add M.2 SSD caching/10GbE connectivity; a compatible wireless card to use the TS-873 as a wireless access point; and an entry-level graphics card to boost system performance for 4K video performance. The TS-873 allows you to flexibly deploy a wide range of applications with a more affordable budget.

Greater NAS potential with two PCIe slots
The TS-873 features two PCIe (Gen3 x4) slots, allowing for installing 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 install QM2 cards, wireless network cards or an entry-level graphics card to extend NAS functionality.

AMD R-Series quad-core CPU
Equipped with a next-gen AMD R-Series RX-421ND quad-core 2.1 GHz CPU (Turbo Core up to 3.4 GHz) with up to 64GB dual-channel DDR4 RAM, the TS-873 enables lightning-fast multi-tasking with low power consumption for up to 2379 MB/s throughput with a 10GbE configuration. With a hardware-accelerated AES-NI encryption engine, the TS-873 also provides unmatched encryption performance in its class (up to 2332 MB/s with AES 256-bit full NAS volume encryption) to boost system performance while ensuring the safety of sensitive business data stored on the NAS.

Top-class hardware engineering
The strong and feature-packed hardware bolsters overall system performance. Coupled with a flexible and expandable architecture, the TS-873 can fulfill diverse application needs.

SSD caching and 10GbE connectivity
The TS-873 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 TS-873 features SSD caching, and also supports optional M.2 SATA 6Gb/s SSDs (sold separately). Using an SSD cache boosts overall system performance, and is perfect for improving the overall workflow of random IOPS demanding applications such as virtualization. QNAP’s Qtier™ technology also continuously optimizes storage efficiency by tiering files and data across M.2 SSD, 2.5-inch SSD, and high-capacity SATA drives based on access frequency. 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.

Optimal computing power and 4K video playback with a graphics card
The TS-873 allows for installing a low-power graphics card (powered solely by the PCIe slot) to boost system performance. With a graphics card installed, the TS-873 also enables smoother video editing workflows and supports 4K UHD transcoding to deliver an exceptional multimedia experience. You can also use the QNAP remote control (sold separately) or the Qremote mobile app to use the NAS as a home theater PC.

Use your NAS as a wireless base station
Install a compatible PCIe wireless network card (for example: QNAP QWA-AC2600) on the TS-873 and use with the WirelessAP Station app to use your NAS as a convenient wireless base station. Your mobile devices and PCs can directly connect to your NAS for easy access to its services and Internet connection.

Upgrade your IT environment with QNAP's fast and affordable 10GbE Switch!
QNAP 10GbE/NBASE-T™ unmanaged switches allow you to instantly upgrade your network environment at a cost-effective price. With a 10GbE network you can enjoy blazing-fast transfer speeds, empower bandwidth-demanding tasks like virtualization, and enable simultaneous real-time access to large NAS-based files using multiple workstations (ideal for video editing and multimedia). QNAP also provide a 10GbE PCIe network expansion card for the TS-873 and Windows®/Linux® PCs to take advantage of high-speed LAN environments.

QTS – The 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 built-in App Center with hundreds of install-on-demand apps realizes near-limitless NAS functionality. The new Qboost provides a NAS optimization tool that helps accelerate applications, recover system resources, and schedule applications. QTS breaks the barriers of devices, platforms, and geography to bring you optimized cloud experiences and incorporates advanced features.

Multiply your productivity
The app-driven QTS operating system provides solutions for simplifying file backup, management, search, and more. With File Station you can view and manage your files not only from NAS but also from multiple storage devices; the OCR Converter allows you to extract text from images; Qfiling helps automate file organization, and Qsirch helps find files quickly.

Optimized collaboration with seamless file sharing and sync
The TS-873 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 TS-873 will be made available for all linked devices, such as computers, laptops and 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.

NAS as a Multi-OS Platform
Virtualization Station and Container Station provide comprehensive solutions for creating virtualized environments to improve business IT infrastructure, workflows, and productivity.

Virtualization Station allows you to run multiple Windows®, Linux®, UNIX® and Android™ virtual machines on the TS-873. You can use Virtual Network Computing (VNC) through a browser to manage the VMs. Virtualization Station is ideal for organizations to run multiple applications on a single NAS.

Extensive backup solutions for complete disaster recovery planning
QNAP provides flexible backup and disaster recovery solutions to assist organizations in routine backup jobs with greater cost-efficiency and productivity.

Windows and Mac backup
Use the free QNAP NetBak Replicator utility to backup/restore Windows® files. Time Machine® is also supported for Mac® devices.

Hybrid Backup Sync
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 for Volume & LUN
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 TS-873 supports up to 256 snapshots per volume or LUN, and maximum 1,024 snapshots per NAS.

VM backup
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 TS-873 is perfect for backing up virtual machines.

The new QVR Pro surveillance solution
QNAP’s new QVR Pro surveillance solution allows you to arrange a dedicated, independent storage space for surveillance data on TS-873 and leverage the advantages of scalability and storage manageability from QTS. With QVR Pro, camera management, storage space allocation, camera live viewing and playback is greatly simplified. You can also use the QVR Pro Client mobile app to monitor your cameras from anywhere, or use a USB webcam as an ONVIF network camera with the QUSBCam2 app.

Comprehensive surveillance solution for 24/7 security
The TS-873 provides an intelligent video management system that assists you with 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 mobile device into a network camera to instantly record to your NAS.

Highlights

  • Two PCIe Gen3 x4 slots support QM2 cards, 10GbE adapters, or wireless network cards
  • Supports the NVIDIA® GeForce® GT1030 graphics card, allowing for 4K video transcoding and output
  • Dual M.2 SATA 6 Gb/s SSD slots allow for setting up caching or storage pools, improving file access efficiency
  • 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
  • Snapshots fully record system status and data. If files are accidentally deleted or modified, you can quickly restore the data from a snapshot