QNAP TS-873AEU-4G 8-bay short-depth rackmount NAS, 4-core 8-thread 2.2GHz CPU, 4G RAM

TS-873AeU is a short depth rackmount dual-2.5GbE NAS, powered by a Quad-core AMD Ryzen™ processor, supporting 10/25GbE or M.2 SSD caching PCIe expandability for virtual applications.

(Supports QTS or QuTS hero operating systems)

This compact 2U rackmount TS-873AeU combines an AMD Ryzen™ V1000 series V1500B quad-core/eight-thread 2.2 GHz processor and dual-2.5GbE connectivity in one chassis. Compared to its previous generation, the TS-873AeU is enhanced with two M.2 PCIe Gen3 x 1 ports for NVMe SSD caching or Edge TPU empowered AI image recognition. Cutting-edge hardware integrated with comprehensive software solutions makes the TS-873AeU the preeminent choice to tackle resource-demanding applications and tasks, such as virtual machines or multi-user intensive access. The space-efficient short depth design makes it easy to install in small media cabinets or places with a lot of cabling.

Dual-2.5GbE connectivity
Features two 2.5GbE ports. Up to 5 Gbps transfer speeds can be achieved by using port trunking.

PCIe expandability
Features one PCIe Gen3 x 8 port. Add extra functionality with PCIe cards, including 10/25GbE ports, QM2, or Fibre Channel.

Optimized SSD performance
Features two M.2 PCIe Gen3 ports to install NVMe SSDs and empower Qtier™ and SSD caching technology.

Hybrid cloud storage
Supports block-based and file-based cloud storage gateways with local caching for low-latency access to cloud data.

Virtual machine applications
Host multiple virtual machines and containers to run a wide range of applications.

2U Short depth design
The rackmount NAS has a short-depth design of only 30 cm. It is perfectly suited for installation in a compact rack, or places with a lot of cabling.

2U Short depth design for up to 38% reduction in size
The 2U rackmount TS-873AeU has a short depth design of only 11.7 inches (297.4 mm), making it an excellent choice for smaller racks, wall-mount AV rack cabinets, and network rack cabinets. The space saved by the short depth design can be reserved for cabling or ventilation. The TS-873AeU is space-saving for flexible deployment and is especially suitable for multiple locations and applications including offices, audiovisual rooms, and security surveillance recording.

Note: Users can purchase the optional RAIL-S01 short rail kit to deploy the TS-873AeU in a 19-inch rack following the ANSI/EIA-RS-310-D standard.

Absolute performance with AMD Ryzen™ and up to 64GB RAM
Powered by a 4-core/8-thread AMD Ryzen™ V1500B 2.2GHz processor with AES-NI encryption acceleration and up to 64GB DDR4 RAM (supports ECC RAM), the rackmount TS-873AeU delivers aggressive yet power-smart performance to drive resource-demanding business applications such as VDI, R&D, private cloud, and server virtualization.

CPU
AMD Ryzen™ V1500B 4 cores/8 threads 2.2 GHz processor

Memory
4 GB DDR4 SODIMM (up to 64 GB)

Note: Supports ECC RAM (cannot be used together with non-ECC RAM)

Upgrade to 2.5GbE networking
The TS-873AeU comes with two 2.5GbE RJ45 LAN ports that allow you to use existing CAT5e cables to upgrade network speeds from 1 Gigabit to 2.5 Gigabit. 5GbE speeds can also be attained by using Port Trunking.

Two M.2 PCIe Gen3 slots for SSD caching and accelerated AI-powered image recognition
The 8-bay TS-873AeU is equipped with two M.2 PCIe Gen3 x 1 slots, enabling cache acceleration or SSD storage pools for improved performance, or Edge TPU for AI image recognition.

NVMe 2 SSDs for cache acceleration or efficient tiered storage
The TS-873AeU supports SSD caching and features two M.2 slots that support M.2 PCIe NVMe SSDs with 2280 form factors (sold separately) for boosting overall NAS performance. Qtier™ technology can also be used to empower the TS-873AeU with auto tiering that helps continuously optimize storage efficiency across all installed storage devices.

Accelerate AI-powered image recognition with TPU
By leveraging a Google Edge TPU to QNAP AI Core (the AI-powered engine for image recognition), the TS-873AeU can perform high-speed face and object recognition. Google Edge TPU enables QuMagie to quickly process thousands of photos with high-speed AI Image recognition and classification, and QVR Face to analyze real-time video for instant facial recognition.

Note:
1. 2.5-inch drive tray bases can be purchased from the QNAP Online Shop.
2. M.2 SSDs are sold separately. As M.2 SSD operations can easily generate excessive heat, it is recommended to install a heatsink on M.2 SSDs.

Abundant I/O capabilities with PCIe Gen3 expansion
The TS-873AeU has a PCIe Gen 3 x 8 slot that allows for installing various expansion cards for expanding application potential.

25GbE/10GbE network cards
Enable lightning-fast throughput for bandwidth-demanding tasks, such as virtualization, massive data transmission, and fast backup/restoration.

QM2 M.2 SSD cards
Adds M.2 SSD NVMe caching or 10GbE/2.5GbE connectivity to the TS-873AeU for optimized performance and bandwidth.

USB 3.2 Gen 2 (10Gbps) cards
Add extra USB ports to the TS-873AeU to enhance large media file transfer experience.

Build an affordable Fibre Channel SAN environment
Common Fibre Channel Storage Area Networks (SAN) devices are often costly. By installing QNAP dual-port 16Gb Fibre Channel expansion cards in the TS-873AeU, you have more budget-friendly options to add a NAS to a SAN environment. You can set a Fibre Channel Target using the iSCSI & Fibre Channel app. Moreover, the LUN Masking and Port Binding features provide an additional layer of data security.

Comprehensive backup and disaster recovery solution
The TS-873AeU supports various apps that cover all your backup needs. Practice safe IT habits by regularly backing up files and device content, allowing them to be easily restored when needed.

PC/Laptop backup
For Windows®, install NetBak Replicator to back up your PC to QNAP NAS. In macOS®, just set up the built-in Time Machine® to secure your data.

Remote backup for NAS
Hybrid Backup Sync makes it easy to back up data from a TS-873AeU to another QNAP NAS or remote server to fulfill your 3-2-1 backup strategy.

VM backup
Enjoy license-free VMware® and Hyper-V VM backup with source-side incremental backup, global deduplication, and recovery compression.

SaaS backup
Safeguard enterprise cloud data by backing up/syncing files, emails, calendars, and contacts from Google™ Workspace and Microsoft® Office 365® to the NAS.
Note: Minimum memory requirements are 2 GB available and 4 GB installed.

Cloud backup for NAS
Use Hybrid Backup Sync to back up NAS data to myQNAPcloud Storage or other mainstream cloud space. For backup to object cloud storage, VJBOD Cloud is especially useful to reduce bandwidth usage and backup time.

Multi-version snapshots mitigate ransomware threats
The TS-873AeU supports block-based snapshots that record the state of the system at any time. It helps protect data, which can be restored back to a specific point of time, greatly helping in mitigating the threat of ransomware.

Volume and LUN snapshots
Take snapshots in seconds and revert the entire volume/LUN back to a specific point in time to prevent loss of important data.

Instantly restore snapshots
Snapshot content can be quickly restored to a local NAS, or restored on a folder/file basis to a local/remote NAS or cloud storage. You can also conveniently view and restore snapshots from the client side.

Reliable, high-performance storage for virtualization
The TS-873AeU supports block-based iSCSI LUN as a reliable, high-performance, and affordable storage solution for mainstream virtualization environments. It supports VMware® VAAI and Microsoft® ODX to increase performance by offloading server loading for ESXi server and Hyper-V respectively.

Optimized performance for VMware Virtualization with iSER
The iSCSI Extensions for RDMA (iSER) protocol boosts the data transfer performance of VMware® ESXi storage and reduces the CPU load of the ESXi server. iSER support can be added to the TS-873AeU by installing a QNAP QXG-25G2SF-CX6 25GbE PCIe card, which uses the Mellanox® ConnectX-6 Lx controller. iSER can provide a significant increase in performance, providing an essential tool to optimize demanding virtualization applications.

Note: To create an iSER connection with VMware ESXi, both the server and NAS require compatible Mellanox® NICs and switches compatible with Mellanox® or supporting PFC (Priority Flow Control) configuration.

All-in-one solution for hosting virtual machines and containers
By running multiple virtual machines and containers on the TS-873AeU, you can deploy multi-tenant environments and applications to increase management efficiency and save hardware costs. Coupled with the Network & Virtual Switch app that boosts interoperability between virtual machines, containers, QNAP NAS, and other physical devices on the network, you can flexibly allocate physical and virtual network resources to simplify network deployment.

Virtualization Station
Run multiple Windows®, Linux®, UNIX®, Android™, and QuTScloud virtual machines and access them via a web browser or Virtual Network Computing (VNC). Businesses can run virtualized server applications on a single NAS without needing additional physical servers.

Container Station
Experience Docker®, LXD, and Kata Containers lightweight virtualization technologies, download apps from the built-in Docker Hub Registry®, import/export containers, and create abundant microservices.

Linux Station
Run Linux® applications (including apps from the Software Center) directly on the NAS and remotely access the Linux® desktop from a web browser. The open-source Linux® platform is also ideal for Internet of Things development.

QuTScloud virtual NAS
QuTScloud is a virtual appliance based on the QTS operating system. Enterprises can quickly launch QuTScloud on hypervisors including Linux® KVM, Microsoft® Hyper-V, and VMware ESXi™ to acquire advanced NAS features without requiring additional NAS hardware.

Comprehensive security and privilege settings
The TS-873AeU is loaded with flexible privilege settings and security measures. Besides IP blocking, QNAP Authenticator, HTTPS connection, there are more apps that help ensure optimal NAS protection against threats like malware and hackers.

myQNAPcloud secures remote access
myQNAPcloud allows convenient connection to the TS-873AeU through the Internet without any complex DDNS settings. To ensure your remote access service is secure, myQNAPcloud strengthens keys on SSL Certificates to 2048-bits.

Simplified privilege settings
The TS-873AeU supports comprehensive access right settings for shared folders, Azure Active Directory Domain Services (Azure AD DS), LDAP, and Windows ACL to help IT staff efficiently manage user accounts and access rights for multiple NAS systems.

QuFirewall protection
Supports IPv6, firewall access lists, and GeoIP filtering to restrict access based on geographical locations for higher NAS network security.

Superior security with QVPN
A virtual private network (VPN) allows secure access to network resources and services across public networks. QVPN supports creating a VPN client, using the TS-873AeU as a VPN server, and WireGuard® VPN service with an easy-to-use interface for setting up a secure connection.

QuWAN SD-WAN
To facilitate digital transformation, multi-site expansion and remote working, QuWAN SD-WAN helps automatically mesh multi-site VPN. It features IPsec encryption and cloud-centric management, allowing secure multi-site network including QNAP NAS and VMware ESXi platforms.

Security Center
A security portal for the TS-873AeU to proactively detect NAS status, unusual file activity and potential security threats - offering instant protective measures against vulnerabilities to safeguard your system and data.

Malware Remover
Regularly scan your TS-873AeU using the latest malware definitions. If infected files are detected, they will be immediately removed to ensure NAS data security.

TeamViewer remote access
TeamViewer app enables remote management and connectivity to multiple NAS devices from Windows® PCs with an unparalleled level of safety, while increasing IT efficiency and end user productivity.

The best file storage and collaboration center
The TS-873AeU integrates rich apps for storing, managing, synchronizing, searching, and archiving files. It supports SMB/CIFS, AFP, and NFS protocols for streamlined file sharing across Windows®, Mac®, and Linux®/UNIX®, and provides the smartest NAS solution for professionally managing your files.

File Station
Manage, access, and share all the files in the TS-873AeU and view snapshots files - all from your web browser. You can also easily mount remote NAS folders and cloud storage.

Qsync
Make any file uploaded to a TS-873AeU available to linked devices, such as computers, laptops and mobile devices. You can sync shared folders and team folders for group file sharing to enhance the flexibility of team projects and collaboration.

Qsirch
QNAP's powerful, Google-like search tool helps you quickly find images, music, videos, documents, and emails by keywords, color, and more search conditions. It also supports Qfiling to perform one-time or automatic archival tasks based on your search criteria.

Qfiling
Automate your file organization - all you need to do is categorize files, set a schedule, and Qfiling will do the rest. Qfiling also enables smart recycling that instantly moves filtered files to the Recycle Bin.

Smart surveillance solution for 24/7 security
QVR Elite is QNAP's subscription-based smart surveillance solution, allowing you to easily build a surveillance system with lower TCO and higher scalability. Recordings are saved as MP4 files, allowing playback on nearly every device. QVR Elite also integrates QNAP AI-based solutions to build smart facial recognition for retail and door access systems with QNAP NAS. You can arrange a dedicated, independent storage space for surveillance data on the TS-873AeU and enjoy simplified camera management, storage space allocation, camera live viewing and playback.

Free embedded channels
2 IP camera channels

Total camera channels
Scalable with optional licenses

Video format
MP4

Mobile app
QVR Pro Client and mobile app

Scalable storage
NAS expansion units

Flexible and economical storage expansion
QNAP provides easy ways to expand your storage capacity. Here are several ways to expand your TS-873AeU storage as needed to accommodate data and business growth.

Attach QNAP expansion enclosures
Connect expansion enclosures to the TS-873AeU, and manage NAS storage expansion with the user-friendly Storage & Snapshots Manager app.

Mount cloud storage or remote file servers
Mount cloud storage or remote file servers to expand the capacity of the TS-873AeU while also centrally managing files on the NAS, cloud storage, and remote devices.

Migrate to a new NAS
Install your NAS hard drives into a larger QNAP NAS and retain all your existing data and configurations.

Upgrade RAID capacity
Hot-swap lower-capacity drives with larger-capacity drives to expand your NAS capacity so it can grow with your business.

Hardware:

CPU

AMD Ryzen™ Embedded V1500B 4-core/8-thread 2.2 GHz processor

CPU Architecture

64-bit x86

Floating Point Unit

Yes

Encryption Engine

Yes (AES-NI)

Hardware-accelerated Transcoding

Optional via a PCIe graphics card

System Memory

4 GB SODIMM DDR4 (1 x 4 GB)

Maximum Memory

64 GB (2 x 32 GB)

Memory Slot

2 x SODIMM DDR4
Support ECC memory
For dual-DIMM configuration, you must use a pair of identical DDR4 modules.

Flash Memory

5GB (Dual boot OS protection)

Drive Bay

8 x 3.5-inch SATA 6Gb/s, 3Gb/s
The system is shipped without HDD.
For the HDD compatibility list, please visit https://www.qnap.com/compatibility/

Drive Compatibility

3.5-inch SATA hard disk drives
2.5-inch SATA solid state drives

Hot-swappable

Yes

M.2 Slot

2 x M2 2280 (PCIe Gen3 x 1)
Compatible with NVMe SSD PCIe Gen 3 and above. Please refer to https://www.qnap.com/compatibility/ for compatibility.

SSD Cache Acceleration Support

Yes

2.5 Gigabit Ethernet Port (2.5G/1G/100M)

2 (2.5G/1G/100M/10M)

5 Gigabit Ethernet Port (5G/2.5G/1G/100M)

Optional via a network adapter

10 Gigabit Ethernet Port

Optional via a network adapter

Wake on LAN (WOL)

Yes
Only the 2.5GbE port

Jumbo Frame

Yes

PCIe Slot

1 x PCIe Gen3 x8
Card dimensions for PCIe slot:210 x 68.9x 18.76 mm / 8.27 x 2.71 x 0.74 inches.

USB 3.2 Gen 2 (10Gbps) Port

4 (2 x Type A, 2 x Type C)

HDMI™ Output

Optional via a PCIe graphics card

Form Factor

2U Short Depth Rackmount

LED Indicators

HDD 1-8, Status, LAN, USB, Power

Buttons

Power, Reset

Dimensions (HxWxD)

88.6 × 432 × 297.4 mm
Excludes ear hook and the protruding part of the Power Supply Unit.

Weight (Net)

7.97 kg

Weight (Gross)

9.47 kg

Operating Temperature

0 - 40 °C (32°F - 104°F)

Storage Temperature

-20 - 70°C (-4°F - 158°F)

Relative Humidity

5-95% RH non-condensing, wet bulb: 27°C (80.6°F)

Power Supply Unit

250W PSU, 100 - 240V

Power Consumption: HDD Sleep Mode

26.76 W

Power Consumption: Operating Mode, Typical

52.49 W
Tested fully populated with WD10EFRX hard drives.

Fan

3 x 60mm, 12VDC

System Warning

Buzzer

Max. Number of Concurrent Connections (CIFS) - with Max. Memory

2000