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expandable 4-bay AMD Ryzen NAS

QNAP TS-473A-8G 4-Bay AMD Ryzen NAS with Dual 2.5GbE

A four-bay tower NAS with an AMD Ryzen Embedded V1500B 4-core/8-thread processor, 8GB DDR4, dual 2.5GbE, two M.2 NVMe slots and two PCIe Gen 3 x4 slots.

4 cores / 8 threads8GB to 64GB2 × M.2 NVMe3-year manufacturer warranty
QNAP TS-473A-8G four-bay AMD Ryzen NAS

What is the QNAP TS-473A-8G?

The TS-473A-8G is a four-bay tower NAS for file services, SSD caching, Qtier, containerised applications, virtual machines and PCIe-based upgrades. It supports both QTS and the ZFS-based QuTS hero operating system.

4C / 8TAMD Ryzen V1500B
2 × 2.5GbEMulti-gigabit networking
2 × M.2PCIe Gen 3 x1 slots
2 × PCIeGen 3 x4 expansion
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AMD Ryzen processing and expandable ECC-capable memory

The AMD Ryzen Embedded V1500B processor provides four cores, eight threads and a 2.2GHz clock speed. The system includes 8GB SODIMM DDR4 memory and supports up to 64GB.

  • Two SODIMM DDR4 slots are provided.
  • ECC memory is supported, but ECC and non-ECC memory cannot be used together.
  • The pre-installed non-ECC memory must be removed before an ECC configuration is installed.

2.5GbE networking and flexible PCIe expansion

Two 2.5GbE ports support 2.5G, 1G and 100M speeds. Port Trunking can provide supplied combined transfer speeds up to 5Gbps.

  • Two PCIe Gen 3 x4 slots support compatible 5GbE or 10GbE networking, SSD caching, USB, wireless, Fibre Channel and other supplied functions.
  • Optional graphics processing, hardware transcoding and HDMI output are available through compatible PCIe hardware.
  • GPU pass-through is supported.

M.2 NVMe storage and USB connectivity

Two built-in M.2 2280 PCIe Gen 3 x1 slots support compatible NVMe SSDs for SSD caching and Qtier Technology.

  • M.2 SSDs are not included as standard.
  • The supplied information recommends installing a heatsink on each M.2 SSD because operation can generate excessive heat.
  • Three USB 3.2 Gen 2 Type-A ports provide 10Gbps connectivity, and one USB 3.2 Gen 1 Type-C port provides 5Gbps.

QTS, QuTS hero and supplied switching requirements

QTS is described for cross-team file synchronisation and HDD-SSD hybrid storage. QuTS hero provides supplied ZFS data integrity, inline deduplication, compression and compaction.

  • All drives must be removed before switching between QTS and QuTS hero because the operating systems use different file systems.
  • QuTS hero requires at least 8GB memory. Inline deduplication requires at least 16GB, with at least 32GB recommended for optimal performance.
  • An SSD RAID with at least two SSDs is recommended for the QuTS hero system drive.
2,356MB/s readSupplied SMB sequential result using dual 10GbE
1,524MB/s writeSupplied SMB sequential result using dual 10GbE

The performance figures require the stated optional 10GbE test configuration and may vary with the actual environment.

Important purchasing and deployment notes

  • The supplied source does not state whether main SATA drives are included, so no diskless claim has been added.
  • M.2 SSDs are not included as standard and are not hot-swappable in the built-in slots.
  • ECC and non-ECC memory cannot be mixed; the pre-installed non-ECC memory must be removed for an ECC configuration.
  • Switching from QTS to QuTS hero requires removing all drives, and supplied QuTS hero memory requirements should be reviewed before deployment.

Frequently asked questions

What is the QNAP TS-473A-8G?

It is a four-bay AMD Ryzen NAS with 8GB memory, dual 2.5GbE, two M.2 NVMe slots, two PCIe Gen 3 x4 slots and support for QTS or QuTS hero.

How many drive bays does the TS-473A-8G have?

It has four hot-swappable 3.5-inch SATA 6Gbps and 3Gbps bays supporting 3.5-inch SATA hard drives and 2.5-inch SATA solid state drives.

Are hard drives included with the TS-473A-8G?

The supplied product information does not state whether the main SATA drives are included. Confirm the required compatible drives before ordering.

Which processor is installed?

It uses an AMD Ryzen Embedded V1500B four-core, eight-thread processor running at 2.2GHz.

How much memory is installed and supported?

The supplied configuration includes 8GB SODIMM DDR4 memory and supports up to 64GB across two memory slots.

Does the TS-473A-8G support ECC memory?

Yes. ECC memory is supported, but ECC and non-ECC modules cannot be mixed. The pre-installed non-ECC memory must be removed for an ECC configuration.

Which network ports are included?

It includes two 2.5GbE ports supporting 2.5G, 1G and 100M network speeds.

Can 10GbE be added?

Yes. The supplied information states that compatible PCIe network adapters can add 10GbE connectivity.

Can the TS-473A-8G use M.2 NVMe SSDs?

Yes. It has two M.2 2280 PCIe Gen 3 x1 slots for SSD caching and Qtier. M.2 SSDs are not included and are not hot-swappable in the built-in slots.

Which USB ports are included?

It provides three USB 3.2 Gen 2 Type-A ports at 10Gbps and one USB 3.2 Gen 1 Type-C port at 5Gbps.

What is required to switch from QTS to QuTS hero?

All drives must be removed before switching because QTS and QuTS hero use different file systems. QuTS hero requires at least 8GB memory.

What warranty applies to the TS-473A-8G?

The supplied specifications list a three-year QNAP manufacturer warranty.

(TS-473A-8G)

Features and highlights

Key capabilities below are organised from the supplied product information for TS-473A-8G.

AMD Ryzen 4-core/8-thread CPU

The Ryzen Embedded V1500B processor runs at 2.2GHz for supplied storage and virtualisation workloads.

Up to 64GB memory

Two SODIMM slots support up to 64GB, with ECC memory supported under the supplied conditions.

Dual 2.5GbE ports

Two multi-gigabit interfaces support Port Trunking and supplied combined speeds up to 5Gbps.

Dual M.2 NVMe slots

Two M.2 2280 PCIe Gen 3 x1 slots support compatible SSD caching and Qtier applications.

Two PCIe Gen 3 x4 slots

Compatible cards can add networking, storage, USB, wireless, Fibre Channel or optional graphics functions.

QTS or QuTS hero

The supplied operating-system options support different file systems and have specific switching and memory requirements.

Important: M.2 SSDs are not included and are not hot-swappable in the built-in slots. ECC and non-ECC memory cannot be mixed. Switching operating systems requires removing all drives.

TS-473A-8G specifications

Specifications below are organised from the supplied QNAP product information for TS-473A-8G.

Processor and Memory
CPUAMD Ryzen™ Embedded V1500B 4-core/8-thread 2.2GHz processor
CPU Architecture64-bit x86
Encryption EngineYes (AES-NI)
System Memory8GB SODIMM DDR4
Maximum Memory64GB (2 x 32GB)
Memory Slots2 x SODIMM DDR4; ECC memory supported For dual-DIMM configurations, use a pair of identical DDR4 modules.
Storage
Drive Bays4 x 3.5-inch SATA 6Gbps / 3Gbps
Drive Compatibility3.5-inch SATA hard disk drives 2.5-inch SATA solid state drives
Hot-SwappableYes M.2 SSDs, SSD cache drives and SSDs installed through PCIe expansion slots are not hot-swappable.
M.2 Slots2 x M.2 2280 PCIe Gen 3 x1 slots M.2 SSDs are not included as standard. A heatsink is recommended because M.2 SSD operation can generate excessive heat.
SSD Cache AccelerationSupported
Graphics and Virtualization
Graphics ProcessorOptional via a PCIe adapter
Hardware-Accelerated TranscodingOptional via a PCIe adapter
GPU Pass-ThroughYes
Networking
2.5 Gigabit Ethernet2 x 2.5GbE ports (2.5G/1G/100M)
5 Gigabit EthernetOptional via a PCIe adapter
10 Gigabit EthernetOptional via a PCIe adapter
Wake on LANYes
Jumbo FrameYes
Expansion and Connectivity
PCIe Slots2 Slot 1: PCIe Gen 3 x4 Slot 2: PCIe Gen 3 x4 Card dimensions for PCIe slots 1–2: 200 x 68.9 x 18.76mm (7.87 x 2.71 x 0.74 inches). Wider cards can be installed if the next PCIe slot is not used.
USB Ports3 x Type-A USB 3.2 Gen 2, 5V/1A, 10Gbps 1 x Type-C USB 3.2 Gen 1, 5V/1A, 5Gbps
HDMI™ OutputOptional via a PCIe adapter
Physical Specifications
Form FactorTower
LED IndicatorsStatus/Power, USB, LAN, Drive 1–4, M.2 SSD 1–2
ButtonsPower, Reset, USB Auto Copy
Dimensions (H x W x D)180.2 x 199.3 x 279.6mm Dimensions do not include the foot pad, which may be up to 30mm (1.18 inches) high depending on model.
Net Weight5.54kg
Gross Weight6.15kg
Power and Cooling
Power Supply Unit250W, 100–240V AC, 50–60Hz, 3.5A
Disk Standby Power Consumption19.576W
Typical Operating Power Consumption29.792WTested with drives fully populated.
FanSystem fan: 1 x 120mm CPU fan: 1 x 60mm
System WarningBuzzer
Operating Environment
Operating Temperature0–40°C (32–104°F)
Storage Temperature-20–70°C (-4–158°F)
Relative Humidity5–95% RH non-condensing, wet bulb: 27°C (80.6°F)
Warranty and Connections
Standard Warranty3 years
Maximum Concurrent CIFS Connections2,000 with maximum memory installed
Important notes
Drive inclusionThe supplied source does not state whether the main SATA drives are included.
M.2 SSDsM.2 SSDs are not included as standard. A heatsink is recommended, and the built-in M.2 slots do not support hot-swapping.
ECC memoryECC and non-ECC memory cannot be used together. Remove the pre-installed non-ECC memory before installing ECC memory.
QuTS hero switchingAll drives must be removed before switching from QTS to QuTS hero. QuTS hero requires at least 8GB memory; inline deduplication requires at least 16GB.
SKU TS-473A-8G
Model # TS-473A
Barcode # 4713213518847
Brand QNAP
Shipping Weight 6.2000kg
Shipping Width 0.380m
Shipping Height 0.250m
Shipping Length 0.340m
Shipping Cubic 0.033250000m3
3 YearsQNAP manufacturer warranty

3-year QNAP manufacturer warranty

The supplied specifications list a 3-year standard manufacturer warranty for the QNAP TS-473A-8G.

Warranty coverage, eligibility and claim assessment are subject to QNAP’s applicable warranty terms. Please retain your DeviceDeal tax invoice as proof of purchase.

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QNAP TS-473A-8G 4 Bay NAS with AMD R-Series Quad-core 2.2GHz, and 2 2.5GbE Ports

Model # TS-473A-8G

  • SKU: TS-473A-8G

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$1,534.00
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