QNAP TVS-AIh1688ATX-U9-48G 16-bay AI NAS for SMB
Model# TVS-AIh1688ATX-U9-48G
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SKU: TVS-AIh1688ATX-U9-48G
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16-bay QuTS hero AI and virtualisation NAS
QNAP TVS-AIh1688ATX-U9-48G 16-Bay AI and Virtualisation NAS
The QNAP TVS-AIh1688ATX-U9-48G combines an Intel® Core Ultra 9 processor, integrated neural processing, 48GB ECC DDR5, twelve SATA bays, four U.2 NVMe/SATA SSD slots, dual 2.5GbE, dual 10GBASE-T and three PCIe Gen 4 slots.
Up to 36 TOPS16 bays48GB ECC DDR5Dual 10GBASE-T5-year warranty
What is it? It is a hybrid-storage tower NAS designed for AI image analysis, enterprise storage, media and virtual machine workloads. The supplied information states that combined CPU, graphics and NPU resources provide up to 36 TOPS, and the system runs QuTS hero.
AI compute
Intel® Core Ultra processing and neural acceleration
Integrated CPU, graphics and NPU resources support intelligent image analysis and demanding multitasking.
24-core processor
The Intel® Core Ultra 9 processor has eight performance cores, sixteen efficiency cores, 24 threads and speeds up to 5.6GHz.
Integrated NPU
The neural processing unit can offload supported AI inference work from the CPU.
Graphics and transcoding
Intel® Graphics and hardware-accelerated transcoding are included.
Supplied AI figures
AI image recognition and analytics
The supplied product information includes performance and concurrency figures for QNAP AI applications.
QuMagie
The source states that image recognition is 77% faster for large photo collections.
QVR Face Insight
The supplied claim lists 0.2-second facial recognition with support for 20 cameras for real-time attendance analytics.
QVR Human
The source lists people-counting analytics across up to 24 cameras concurrently.
Supplied recognition
The supplied information states that the QuTS hero-based TVS-AIh1688ATX received a 2026 MSP Today Product of the Year Award.
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Hybrid storage
Twelve SATA bays and four U.2 NVMe/SATA SSD slots
The hybrid design combines high-capacity SATA storage with flexible low-latency SSD deployment.
Twelve SATA bays
The 3.5-inch bays support compatible 3.5-inch SATA HDDs, 2.5-inch SATA HDDs and 2.5-inch SATA SSDs.
Four SSD slots
The four 2.5-inch slots support U.2 NVMe PCIe Gen 4 x2 or SATA SSDs.
Flexible SSD use
The supplied information supports SSD cache acceleration, SSD storage pools and a QuTS hero system drive.
Connectivity
Built-in multi-gigabit networking and PCIe Gen 4 expansion
High-speed network, USB, display and expansion interfaces support demanding enterprise workflows.
Dual 2.5GbE and 10GbE
Two 2.5GbE ports and two 10GBASE-T ports are built in, with optional 5GbE and 25GbE adapters listed.
Three PCIe Gen 4 slots
The slots support compatible networking, storage and other expansion cards within the supplied card-size limits.
USB and display
Two USB 4 Type-C ports, five USB 3.2 Gen 2 ports and HDMI 2.1 output up to 4096 × 2160 at 60Hz are included.
QNAP Labs results
Supplied network and Thunderbolt throughput figures
These figures were measured by QNAP under the stated test environment and may vary with the configuration and workload.
Dual 2.5GbE
The supplied SMB sequential result is 566MB/s read and 566MB/s write.
Dual 10GbE
The supplied SMB sequential result is 2,362MB/s read and 2,363MB/s write.
Six 25GbE links
The supplied SMB sequential result is 15,810MB/s read and 14,681MB/s write.
Thunderbolt 5
The supplied AJA System Test result is 2,826MB/s read and 2,750MB/s write using one connection.
Frequently asked questions
What is the QNAP TVS-AIh1688ATX-U9-48G?
It is a 16-bay QuTS hero AI and virtualisation NAS with an Intel® Core Ultra 9 processor, integrated NPU, 48GB ECC DDR5 and built-in 10GbE.
Which processor is installed?
It uses an Intel® Core Ultra 9 processor with 24 cores, 24 threads and speeds up to 5.6GHz.
What does the up to 36 TOPS figure represent?
The supplied product information states that combined CPU, graphics and NPU resources provide up to 36 TOPS for supported AI workloads.
How much memory is included and supported?
It includes 48GB ECC UDIMM DDR5 memory and supports up to 192GB across four slots.
How are the 16 drive bays configured?
It has twelve 3.5-inch SATA bays and four 2.5-inch U.2 NVMe Gen 4 x2 or SATA SSD slots.
Which drive types are supported?
The SATA bays support compatible 3.5-inch SATA HDDs, 2.5-inch SATA HDDs and 2.5-inch SATA SSDs. The four SSD slots support U.2 NVMe or SATA SSDs.
What network ports are built in?
It includes two 2.5GbE ports and two 10GBASE-T ports. The supplied specifications also list optional 5GbE and 25GbE adapters.
Does it support Thunderbolt 5?
Yes, through the optional QXP-T52P two-port Thunderbolt 5 PCIe adapter, which is sold separately.
What are the Thunderbolt limitations?
The optional adapter supports Thunderbolt connections for Windows and Mac hosts and USB storage devices. Third-party Thunderbolt external storage devices are not supported.
Which USB and HDMI connections are included?
It includes two USB 4 Type-C ports, three USB 3.2 Gen 2 Type-A ports, two USB 3.2 Gen 2 Type-C ports and HDMI 2.1 up to 4096 × 2160 at 60Hz.
Is the TVS-AIh1688ATX-U9-48G listed as a legacy model?
Yes. The supplied datasheet identifies this configuration as a legacy model.
What warranty applies to the TVS-AIh1688ATX-U9-48G?
The supplied specifications list a five-year QNAP manufacturer warranty. Coverage is subject to QNAPs applicable warranty terms.
(TVS-AIh1688ATX-U9-48G)
Features and highlights
Key product details organised from the supplied QNAP information for TVS-AIh1688ATX-U9-48G.
Up to 36 TOPS
The supplied configuration combines CPU, graphics and NPU resources for AI workloads.
Core Ultra 9 processor
Twenty-four cores, twenty-four threads and speeds up to 5.6GHz are listed.
48GB ECC DDR5
Installed memory supports expansion up to 192GB.
16-bay hybrid storage
Twelve SATA bays are paired with four U.2 NVMe/SATA SSD slots.
Built-in 10GbE and 2.5GbE
Two ports of each type are included.
Three PCIe Gen 4 slots
Expansion supports compatible high-speed networking, storage cards and optional Thunderbolt 5.
Purchase check: The supplied datasheet identifies the model as legacy. The optional QXP-T52P adapter is sold separately, and third-party Thunderbolt external storage devices are not supported.
Technical specifications
The following specifications are organised from the supplied product information for QNAP TVS-AIh1688ATX-U9-48G.
Product details
| Brand | QNAP |
|---|---|
| Model / SKU | TVS-AIh1688ATX-U9-48G |
| Product type | 16-bay AI and virtualisation tower NAS |
Processor and Memory
| CPU | Intel® Core Ultra 9, 24-core (8P+16E), 24-thread processor, up to 5.6GHz |
|---|---|
| CPU Architecture | 64-bit x86 |
| Graphics Processor | Intel® Graphics |
| Encryption Engine | Yes (AES-NI) |
| Hardware-Accelerated Transcoding | Yes |
| Neural Processing Unit | Yes |
| System Memory | 48GB ECC UDIMM DDR5 |
| Maximum Memory | 192GB (4 × 48GB) |
| Memory Slots | 4 × UDIMM DDR5 For dual-DIMM configurations, use a pair of identical DDR5 modules. |
Storage
| Drive Bays | 12 × 3.5-inch SATA 6Gb/s, 3Gb/s bays 4 × 2.5-inch U.2 NVMe Gen 4 x2 slots |
|---|---|
| 3.5-inch Bay Compatibility | 3.5-inch SATA hard disk drives 2.5-inch SATA hard disk drives 2.5-inch SATA solid state drives |
| 2.5-inch Bay Compatibility | 2.5-inch U.2 / SATA solid state drives |
| Hot-Swappable | Yes |
| SSD Cache Acceleration | Supported |
Networking
| 2.5 Gigabit Ethernet | 2 × 2.5GbE ports (2.5G/1G/100M/10M) |
|---|---|
| 5 Gigabit Ethernet | Optional via an adapter |
| 10 Gigabit Ethernet | 2 × 10GBASE-T ports (10G/5G/2.5G/1G) |
| 25 Gigabit Ethernet | Optional via an adapter |
| Wake on LAN | Yes |
| Jumbo Frame | Yes |
Expansion and Connectivity
| Thunderbolt Port | Optional via the QXP-T52P two-port Thunderbolt 5 PCIe adapter Supports Thunderbolt connections for Windows and Mac hosts and USB storage devices. Third-party Thunderbolt external storage devices are not supported. |
|---|---|
| PCIe Slots | 3 slots Slot 1: PCIe Gen 4 x16 Slot 2: PCIe Gen 4 x4 Slot 3: PCIe Gen 4 x4 Slot 1 card dimensions: 260 × 111.15 × 37.52mm. Slot 2 card dimensions: 150 × 68.9 × 18.76mm. Slot 3 card dimensions: 150 × 68.9 × 18.76mm. Wider cards can be installed if the next PCIe slot is not used. |
| USB 3.2 Gen 2 Ports | 3 × USB 3.2 Gen 2 Type-A 2 × USB 3.2 Gen 2 Type-C |
| USB 4 Ports | 2 × USB 4 Type-C |
| HDMI Output | 1 × HDMI 2.1, up to 4096 × 2160 at 60Hz |
Physical Specifications
| Form Factor | Tower |
|---|---|
| LED Indicators | System status, LAN, USB and Disk 116 |
| LCD Display / Button | Yes |
| Buttons | Power, reset and USB Auto Copy |
| Dimensions (H × W × D) | 294.3 × 369.89 × 319.8mm |
| Net Weight | 13.8kg |
| Kensington Security Slot | Yes |
Power and Cooling
| Power Supply | 750W PSU, 100240V |
|---|---|
| Disk Standby Power Consumption | 97.036W |
| Typical Operating Power Consumption | 130.83W |
| Fans | System fan: 3 × 80mm, 12VDC CPU fan: 2 × 97mm, 12VDC |
| System Warning | Buzzer |
Operating Environment
| Operating Temperature | 040°C (32104°F) |
|---|---|
| Storage Temperature | -2070°C (-4158°F) |
| Relative Humidity | 595% RH non-condensing, wet bulb: 27°C (80.6°F) |
Warranty and Connections
| Standard Warranty | 5 years |
|---|---|
| Maximum Concurrent CIFS Connections | 10,000 with maximum memory installed |
| SKU | TVS-AIh1688ATX-U9-48G |
| Brand | QNAP |
| Shipping Weight | 19.0000kg |
Five yearsQNAP manufacturer warranty
5-year QNAP manufacturer warranty
The supplied specifications list a 5-year manufacturer warranty for QNAP TVS-AIh1688ATX-U9-48G.
Warranty coverage, eligibility and claim assessment are subject to QNAPs applicable warranty terms. Please retain your DeviceDeal tax invoice as proof of purchase.
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