8-Bay Expandable Tower NAS
QNAP TS-873A-8G Tower NAS
An eight-bay tower NAS with an AMD Ryzen Embedded V1500B processor, 8 GB DDR4 memory, two M.2 NVMe slots, dual 2.5GbE connectivity and two PCIe Gen 3 slots.
Flexible eight-bay storage with dual operating-system options
The QNAP TS-873A-8G combines eight hot-swappable SATA bays with dual 2.5GbE, two M.2 NVMe slots and two PCIe Gen 3 slots. Its support for QTS and QuTS hero lets organisations choose between the stated operating-system options for shared storage, backup, virtualisation and storage-optimisation requirements.
Key features and benefits
AMD Ryzen embedded platform
The four-core, eight-thread V1500B processor supports business storage and multi-application use.
Dual 2.5GbE connectivity
Two 2.5GbE RJ45 ports support multi-gigabit access and port trunking.
Two M.2 NVMe slots
Compatible M.2 NVMe SSDs can be used for Qtier technology and SSD cache acceleration.
Two PCIe Gen 3 slots
Add compatible networking, storage, USB, wireless or Fibre Channel functionality.
QTS or QuTS hero
The system supports both stated operating-system options so the deployment can be aligned with storage requirements.
Virtualisation options
GPU pass-through and virtualisation applications are included in the stated feature set.
Who is this model best for?
A strong choice for
- Eight-bay business and team storage
- Backup and shared-file services
- Virtualisation and GPU pass-through workflows
- SSD caching with compatible M.2 drives
- Deployments requiring two PCIe expansion slots
Consider another model if you need
- You need built-in 10GbE connectivity
- You require a rackmount chassis
- You need more than 8 GB memory installed initially
Key specifications
- Processor
- AMD Ryzen Embedded V1500B, 4-core/8-thread 2.2 GHz
- System memory
- 8 GB SODIMM DDR4 (1 × 8 GB)
- Maximum memory
- 64 GB (2 × 32 GB)
- Drive bays
- 8 × 3.5-inch SATA 6Gb/s, 3Gb/s
- Drive compatibility
- 3.5-inch SATA HDD; 2.5-inch SATA SSD
- M.2 slots
- 2 × M.2 2280 PCIe Gen 3 x1
- Networking
- 2 × 2.5GbE RJ45
- Expansion
- 2 × PCIe Gen 3 x4 slots
- Dimensions
- 180.2 × 329.3 × 279.6 mm
- Power supply
- 250W, 100–240V AC
Full technical specifications
Processor, memory and storage
| CPU | AMD Ryzen™ Embedded V1500B 4-core/8-thread 2.2 GHz processor |
|---|---|
| CPU Architecture | 64-bit x86 |
| Graphic Processors | Optional via a PCIe adapter |
| Floating Point Unit | Supported |
| Encryption Engine | Supported (AES-NI) |
| Hardware-accelerated Transcoding | Optional via a PCIe adapter |
| System Memory | 8GB SODIMM DDR4 (1 x 8 GB) |
| Maximum Memory | 64 GB (2 x 32 GB) |
| Memory Slot | 2 x SODIMM DDR4 Support ECC memory For dual-DIMM configurations, 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 |
| Drive Compatibility | 3.5-inch SATA hard disk drives 2.5-inch SATA solid state drives |
| Hot-swappable | Supported The following are not hot-swappable: M.2 SSDs, SSD cache drives, SSDs using PCIe expansion slots. |
| M.2 Slot | 2 x M.2 2280 PCIe Gen3 x1 slots The M.2 SSD is not included as standard. M.2 SSD operations can easily generate excessive heat. It is recommended to install a heatsink on the M.2 SSD. |
| SSD Cache Acceleration Support | Supported |
| GPU pass-through | Supported |
| Max. Number of Concurrent Connections (CIFS) - with Max. Memory | 2000 |
Network, ports and expansion
| 2.5 Gigabit Ethernet Port (2.5G/1G/100M) | 2 (2.5G/1G/100M) |
|---|---|
| 5 Gigabit Ethernet Port (5G/2.5G/1G/100M) | Optional via a PCIe adapter |
| 10 Gigabit Ethernet Port | Optional via a PCIe adapter |
| Wake on LAN (WOL) | Supported |
| Jumbo Frame | Supported |
| PCIe Slot | 2 Slot 1: PCIe Gen 3 x4 Slot 2: PCIe Gen 3 x4 Card dimensions for PCIe slot 1~Slot 2:200 x 131.15 x 18.76 mm / 7.87 x 5.16 x 0.74 inches. Wider cards can be installed if the next PCIe slot will not be used. |
| USB 3.2 Gen 2 (10Gbps) Port | 3 x Type-A USB 3.2 Gen 2 10Gbps 1 x Type-C USB 3.2 Gen 1 5Gbps |
| HDMI™ Output | Optional via a PCIe adapter |
Physical, environmental and power
| Form Factor | Tower |
|---|---|
| LED Indicators | Status/Power, USB, LAN, Drive 1-8, M.2 SSD 1-2 |
| Buttons | Power, Reset, USB Auto Copy |
| Dimensions (HxWxD) | 180.2 × 329.3 × 279.6 mm Dimensions do not include foot pad (foot pad may be up to 30mm / 1.18 inches high depending on model) |
| Weight (Net) | 7.4 kg |
| Weight (Gross) | 8.3 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, 100-240V AC, 50-60Hz, 3.5A |
| Power Consumption: HDD Sleep Mode | 25.668 W |
| Power Consumption: Operating Mode, Typical | 54.067 W Tested with drives fully populated. |
| Fan | System fan: 2 x 120mm CPU fan: 1 x 60mm |
| System Warning | Buzzer |
| Kensington Security Slot | Supported |
Frequently asked questions about the TS-873A-8G
What is the QNAP TS-873A-8G?
It is an eight-bay tower NAS with dual 2.5GbE, two M.2 NVMe slots and two PCIe Gen 3 slots.
Which processor does this model use?
The TS-873A-8G uses an AMD Ryzen Embedded V1500B four-core, eight-thread 2.2 GHz processor.
How much memory is included?
It includes 8 GB SODIMM DDR4 memory as one 8 GB module.
What is the maximum memory capacity?
The stated maximum is 64 GB using two 32 GB modules.
Which drives are supported?
The eight bays support 3.5-inch SATA HDDs and 2.5-inch SATA SSDs.
Are M.2 SSDs included?
No. The two M.2 slots are included, but M.2 SSDs are not supplied as standard.
Which network ports are built in?
Two 2.5GbE RJ45 ports are included.
How many PCIe slots does the TS-873A-8G have?
It provides two PCIe Gen 3 x4 slots.
Which operating systems are supported?
The description states support for QTS and QuTS hero, allowing the operating system to be selected based on requirements.
What are its dimensions?
The stated dimensions are 180.2 × 329.3 × 279.6 mm, excluding the foot pads.
Important information
M.2 SSDs are not included as standard, and a heatsink is recommended for M.2 SSD operation.
M.2 SSDs, SSD cache drives and SSDs installed through PCIe expansion are not hot-swappable.
The typical 54.067 W operating figure was tested with drives fully populated.
Confirm drive, M.2 SSD and expansion-card compatibility before purchase.
