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QNAP TS-873U-8G 8-bay rackmount NAS AMD RX-421ND 4-core 2.1GHz up to 3.4GHz 8GB DDR4 RAM (max 64GB) 2 x M.2 22802260 SATA 6Gbs 4xSSD
Manufacturer: QNAP SYSTEMS
ID: TS-873U-8G
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| Processor | |
| Processor model | RX-421ND |
| L2 cache | 2 MB |
| Processor family | AMD R |
| Processor cores | 4 |
| Processor boost frequency | 3.4 GHz |
| Processor frequency | 2.1 GHz |
| Memory | |
| Internal memory type | DDR4 |
| Flash memory | 512 MB |
| Maximum RAM supported | 64 GB |
| Internal memory | 8 GB |
| Ports & interfaces | |
| USB 2.0 ports quantity | 4 |
| Ethernet LAN (RJ-45) ports | 4 |
| Fiber ports quantity | 2 |
| Fiber optic connector | SFP+ |
| USB 3.2 Gen 1 (3.1 Gen 1) Type-A ports quantity | 2 |
| USB port | ![]() |
| Weight & dimensions | |
| Height | 89 mm |
| Width | 482 mm |
| Depth | 534 mm |
| Energy management | |
| Number of power supply units | 1 |
| AC input frequency | 50 - 60 Hz |
| AC input voltage | 100 - 240 V |
| Power supply location | Built-in |
| Fan voltage | 12 V |
| Power supply unit (PSU) capacity | 250 W |
| Operational conditions | |
| Operating relative humidity (H-H) | 5 - 95% |
| Operating temperature (T-T) | 0 - 40 °C |
| Networking | |
| Ethernet LAN | ![]() |
| Wake-on-LAN ready | ![]() |
| Wi-Fi | ![]() |
| Jumbo frames support | ![]() |
| DHCP client | ![]() |
| DHCP server | ![]() |
| Ethernet LAN data rates | 10,100,1000,10000 Mbit/s |
| iSCSI support | ![]() |
| Ethernet LAN data rate supported (max) | 10000 Mbit/s |
| Storage | |
| RAID levels | 0,1,5,6,10,JBOD |
| Supported file systems | FAT32,HFS+,NTFS,exFAT,ext3,ext4 |
| RAID support | ![]() |
| Number of storage drives supported | 8 |
| Storage drive sizes supported | 2.5,3.5" |
| Storage drives installed | ![]() |
| Installed storage drive type | ![]() |
| Supported storage drive types | HDD,SSD |
| Hot-swap drive bays | ![]() |
| Supported storage drive interfaces | Serial ATA,Serial ATA II,Serial ATA III |
| Operating system/software | |
| Operating system installed | QNAP Turbo System |
| Operating system version | 4.3 |
| Mac operating systems supported | Mac OS X 10.10 Yosemite,Mac OS X 10.11 El Capitan,Mac OS X 10.12 Sierra,Mac OS X 10.7 Lion,Mac OS X 10.8 Mountain Lion,Mac OS X 10.9 Mavericks |
| Packaging content | |
| Cables included | AC,LAN (RJ-45) |
| Quick installation guide | ![]() |
| Number of screws | 56 |
| Design | |
| Chassis type | Rack (2U) |
| LED indicators | ![]() |
| Product colour | Black |
| Number of fans | 2 fan(s) |
| Cooling type | Active |
| Fan diameter | 7 cm |
| Performance | |
| Type | NAS |
| Security algorithms | 256-bit AES,SNMPv3 |
| Browser supported | Apple Safari 7, Google Chrome, Microsoft Internet Explorer 10, Mozilla Firefox |
| Web-based management | ![]() |
| Access Control List (ACL) | ![]() |
| Reset button | ![]() |
| Multilingual support | ![]() |
| S.M.A.R.T. support | ![]() |
| Universal Plug and Play (UPnP) | ![]() |
| Device class | Small & Medium Business |
| Backup function | ![]() |
| Backup features | iSCSI LUN |
| Built-in FTP server | ![]() |
| Share folder | CIFS/SMB |
| Share folder access right management | ![]() |
| EAN | 4713213511886 |
| Warranty | 2 years |
| Source: Icecat.biz | |
Powered by a high-performance AMD R-Series quad-core processor with up to 64GB DDR4 RAM, the TS-873U features dual 10GbE SFP+ ports and provides two M.2 SATA 6Gb/s SSD slots that allows the greatest flexibility in tiered storage configuration and enables cache acceleration. This powerful hardware can also double the encrypted file transfer performance with AES-NI encryption acceleration. The TS-873U is designed for small and medium-sized businesses looking for private cloud, cross-platform file sharing and collaboration, efficient backup/restoration, storage for virtualization, and to future-proof their IT infrastructure for 10GbE networks with maximized ROI.
- NAS and iSCSI-SAN unified storage solution
- Built-in 10GbE SFP+ ports, highly-efficient storage solution for virtualization and on-the-fly media editing & sharing
- Supports virtualization, containerized apps, centralized storage, backup, sharing, and disaster recovery
- Secure access with VPN Server & VPN Client
- Qfiling enables automatic file organization, Qsirch provides full-text file searching, and QmailAgent simplifies managing multiple email accounts
- The new QVR Pro allows dedicated storage space for surveillance data in the NAS, and leverages the advantages of storage manageability from QTS
- Expandable storage capacity by using QNAP expansion enclosures or VJBOD (Virtual JBOD)
- NAS and iSCSI-SAN unified storage solution
- Built-in 10GbE SFP+ ports, highly-efficient storage solution for virtualization and on-the-fly media editing & sharing
- Supports virtualization, containerized apps, centralized storage, backup, sharing, and disaster recovery
- Secure access with VPN Server & VPN Client
- Qfiling enables automatic file organization, Qsirch provides full-text file searching, and QmailAgent simplifies managing multiple email accounts
- The new QVR Pro allows dedicated storage space for surveillance data in the NAS, and leverages the advantages of storage manageability from QTS
- Expandable storage capacity by using QNAP expansion enclosures or VJBOD (Virtual JBOD)
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The above technical details are for reference only and may change without notice. We reserve the right to correct printing errors and use illustrations for guidance. Some text may be auto-generated or machine-translated, which could lead to inaccuracies.


