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QNAP TVS-h877AX-R5-16G,8-bay QuTS hero Enterprise ZFS Hybrid Desktop NAS
Model # TVS-h877AX-R5-16G
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SKU: TVS-h877AX-R5-16G
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8-bay Ryzen 5 hybrid QuTS hero desktop NAS
QNAP TVS-h877AX-R5-16G 8-Bay Ryzen 5 10GbE QuTS hero NAS
The QNAP TVS-h877AX-R5-16G combines an AMD Ryzen 5 7000 series 6-core/12-thread processor, 16GB DDR5, six SATA bays, two U.2 NVMe bays, dual 10GBASE-T, dual 2.5GbE and three PCIe Gen 4 slots.
6 SATA + 2 U.2 baysRyzen 5 6-core16GB DDR5Dual 10GBASE-T5-year warranty
What is it? It is an eight-bay hybrid desktop NAS running QuTS hero, with six SATA bays and two U.2 NVMe bays for high-capacity storage, acceleration, virtual workloads and data-intensive workflows.
Processor and memory
Ryzen 5 processing with expandable DDR5
The supplied processor, graphics and memory configuration supports multitasking, virtual workloads and media processing.
Ryzen 5 7000 series
The processor has 6 cores, 12 threads and burst speeds up to 5.1GHz.
AMD Radeon Graphics
Integrated graphics, hardware-accelerated transcoding and GPU pass-through are listed.
16GB DDR5 installed
Four UDIMM slots support up to 192GB, with optional ECC memory and paired-module guidance.
Hybrid storage
Six SATA bays plus two U.2 NVMe bays
The storage layout combines high-capacity SATA drives with direct U.2 NVMe PCIe Gen 4 x4 positions.
Six SATA bays
Compatible 3.5-inch SATA hard drives and 2.5-inch SATA solid state drives are supported.
Two U.2 NVMe bays
The 2.5-inch bays support compatible U.2 SSDs using PCIe Gen 4 and PCIe Gen 5.
Conditional U.2 hot-swap
A U.2 SSD must be installed before the NAS is powered on to enable hot-swapping after startup.
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Networking and PCIe
Dual 10GBASE-T, dual 2.5GbE and three Gen 4 slots
Built-in multi-gigabit connectivity and flexible expansion support demanding data movement and application workloads.
Dual 10GBASE-T
Two ports support 10G, 5G, 2.5G, 1G and 100M network speeds.
Dual 2.5GbE
Two additional ports support 2.5G, 1G, 100M and 10M, with optional 25GbE via an adapter.
Three PCIe Gen 4 slots
Slot 1 operates at x8 when Slot 2 is unused and x4 when Slot 2 is in use.
Virtualisation and accelerated workflows
Virtual machines, containers, RDMA and GPU support
The supplied content describes centralised storage and application workloads that benefit from low-latency access and expansion.
Virtual machines and containers
The source lists support for virtual machines and containerised applications.
NFS over RDMA
The supplied content describes reduced CPU overhead and low-latency direct storage for supported AI workflows.
GPU expansion
GPU pass-through and compatible discrete GPUs, including NVIDIA RTX series cards, are referenced.
QuTS hero and tiering
ZFS-based storage with Qtier wording to confirm
The source identifies QuTS hero and describes tiering functions, but uses both present and upcoming availability wording.
QuTS hero
The NAS is identified as using the ZFS-based QuTS hero operating system.
Qtier description
The supplied content describes movement of active data to SSDs and cold data to HDDs.
Availability check
The same source also calls Qtier smart tiering upcoming, so current availability should be confirmed before relying on it.
Supplied QNAP Labs reference
Performance results from an upgraded test configuration
The listed results are not from the standard 16GB product configuration and depend on the supplied test environment.
SMB sequential throughput
The source lists 12,172MB/s read and 11,106MB/s write using five 25GbE connections.
iSCSI random performance
The source lists 1,253,234 read IOPS and 791,094 write IOPS using a 4K random test.
Upgraded test system
Testing used 64GB DDR5-4800, three QXG-25G2SF-CX6 cards and the supplied storage, client and software configuration.
Frequently asked questions
What is the QNAP TVS-h877AX-R5-16G?
It is an eight-bay hybrid QuTS hero desktop NAS with six SATA bays, two U.2 NVMe bays, a Ryzen 5 processor, 16GB DDR5 and built-in 10GbE.
Which processor is installed?
It uses an AMD Ryzen 5 7000 series 6-core/12-thread processor with burst speeds up to 5.1GHz and integrated AMD Radeon Graphics.
How much memory is included and supported?
It includes 16GB UDIMM DDR5 and supports up to 192GB across four slots, with optional ECC memory support.
How are the eight drive bays arranged?
It has six 3.5-inch SATA bays for compatible HDDs or 2.5-inch SATA SSDs, plus two 2.5-inch U.2 NVMe PCIe Gen 4 x4 bays.
Which U.2 SSDs are compatible?
The supplied specifications limit U.2 NVMe compatibility to PCIe Gen 4 and PCIe Gen 5 SSDs.
Are the U.2 SSD bays hot-swappable?
Yes, with a condition. The U.2 SSD must be installed before the NAS is powered on to enable hot-swapping after system startup.
Which network ports are built in?
It includes two 10GBASE-T ports and two 2.5GbE ports. Optional 25GbE connectivity can be added using a compatible adapter.
What PCIe expansion is available?
It has three PCIe Gen 4 slots. Slot 1 operates at Gen 4 x8 when Slot 2 is unused and at Gen 4 x4 when Slot 2 is in use.
Does it support virtualisation and GPU pass-through?
Yes. The supplied information lists virtual machines, containerised applications, GPU pass-through and compatible discrete GPU expansion.
Is Qtier confirmed as currently available?
The supplied content describes Qtier functionality but also calls Qtier smart tiering upcoming. Current availability and the exact level of automatic migration should be confirmed.
What do the supplied performance figures represent?
They were measured on an upgraded TVS-h877AX test system with 64GB memory, three 25GbE cards and the stated storage, client and software configuration. They are not standard 16GB-configuration results.
What warranty applies to the TVS-h877AX-R5-16G?
The supplied specifications list a five-year QNAP manufacturer warranty. Coverage is subject to QNAPs applicable warranty terms.
(TVS-h877AX-R5-16G)
Features and highlights
Key product details organised from the supplied QNAP information for TVS-h877AX-R5-16G.
Ryzen 5 6-core
Twelve threads and burst speeds up to 5.1GHz.
16GB DDR5
Expandable to 192GB with optional ECC support.
Six SATA bays
Compatible 3.5-inch HDDs and 2.5-inch SATA SSDs are supported.
Two U.2 NVMe bays
PCIe Gen 4 x4 positions support compatible Gen 4 and Gen 5 U.2 SSDs.
Dual 10GBASE-T
Two 10GbE ports operate alongside two built-in 2.5GbE ports.
Three PCIe Gen 4 slots
Expansion supports optional 25GbE and compatible discrete GPUs.
Purchase check: Storage-drive inclusion is not confirmed. U.2 hot-swap requires installation before power-on, dual-DIMM configurations should use identical modules, and current Qtier availability should be confirmed.
Technical specifications
The following specifications are organised from the supplied product information for QNAP TVS-h877AX-R5-16G.
Product details
| Brand | QNAP |
|---|---|
| Model / SKU | TVS-h877AX-R5-16G |
| Product type | 8-bay Ryzen 5 hybrid QuTS hero desktop NAS |
Processor and Memory
| CPU | AMD Ryzen 5 7000 series 6-core/12-thread processor, burst up to 5.1GHz AMD Radeon Graphics |
|---|---|
| CPU Architecture | 64-bit x86 |
| Graphics Processor | AMD Radeon Graphics |
| Encryption Engine | Yes (AES-NI) |
| Hardware-Accelerated Transcoding | Yes |
| System Memory | 16GB UDIMM DDR5 |
| Maximum Memory | 192GB (4 x 48GB) |
| Memory Slots | 4 x UDIMM DDR5 Supports optional ECC memory For dual-DIMM configurations, use a pair of identical DDR5 modules. |
Storage
| Drive Bays | 6 x 3.5-inch SATA 6Gb/s, 3Gb/s + 2 x 2.5-inch U.2 NVMe Gen 4 x4 slots |
|---|---|
| Drive Compatibility | 3.5-inch bays: 3.5-inch SATA hard disk drives 2.5-inch SATA solid state drives 2.5-inch bays: 2.5-inch U.2 solid state drives U.2 NVMe SSDs are only compatible with PCIe Gen 4 and PCIe Gen 5 SSDs. |
| Hot-Swappable | Yes To enable hot-swap functionality of U.2 SSDs after system startup, the U.2 SSD must be installed before powering on the system. |
| SSD Cache Acceleration Support | Yes |
| GPU Pass-Through | Yes |
Networking
| 2.5 Gigabit Ethernet | 2 x 2.5GbE ports (2.5G/1G/100M/10M) |
|---|---|
| 10 Gigabit Ethernet | 2 x 10GBASE-T ports (10G/5G/2.5G/1G/100M) |
| 25 Gigabit Ethernet | Optional via an adapter |
| Wake on LAN | Yes |
| Jumbo Frame | Yes |
Expansion and Connectivity
| PCIe Slots | 3 Slot 1: Gen 4 x8 or Gen 4 x4* Slot 2: Gen 4 x4 Slot 3: Gen 4 x4 *Slot 1 provides PCIe Gen 4 x8 width when Slot 2 is not in use and PCIe Gen 4 x4 width when Slot 2 is in use. Slot 1 card dimensions: 268 x 112 x 40.64mm (dual slot) / 10.5 x 4.4 x 1.6 inches. Slot 2 card dimensions: 250 x 68.9 x 18.76mm / 9.84 x 2.71 x 0.74 inches. Slot 3 card dimensions: 250 x 68.9 x 18.76mm / 9.84 x 2.71 x 0.74 inches. Wider cards can be installed if the next PCIe slot is not used. |
|---|---|
| USB 2.0 Ports | 2 |
| USB 3.2 Gen 2 Ports | 2 x Type-C USB 3.2 Gen 2 10Gbps |
| HDMI Output | 1 x HDMI 1.4b, up to 4096 x 2160 @ 30Hz |
Physical Specifications
| Form Factor | Tower |
|---|---|
| LED Indicators | Power status, HDD 1-6, U.2 SSD 1-2, status, LAN and storage expansion port status |
| Buttons | Power, reset and USB Auto Copy |
| Dimensions (H x W x D) | 225 x 292.9 x 319.8mm |
| Net Weight | 8.88kg |
| Gross Weight | 11.2kg |
Power and Cooling
| Power Supply Unit | 500W x 1, 100-240V 1 x 8 (6+2)-pin PCIe cable |
|---|---|
| Typical Operating Power Consumption | 105.12W Tested with drives fully populated. |
| Fans | System fans: 2 x 80mm, 12VDC CPU fans: 2 x 60mm, 12VDC |
| System Warning | Buzzer |
Operating Environment
| Operating Temperature | 0-40°C (32-104°F) |
|---|---|
| Storage Temperature | -20-70°C (-4-158°F) |
| Relative Humidity | 5-95% RH non-condensing, wet bulb: 27°C (80.6°F) |
Warranty
| Standard Warranty | 5 years |
|---|
| SKU | TVS-h877AX-R5-16G |
| Model # | TVS-h877AX |
| Barcode # | 885022034024 |
| Brand | QNAP |
| Shipping Weight | 9.0000kg |
| Shipping Width | 0.370m |
| Shipping Height | 0.370m |
| Shipping Length | 0.370m |
Five yearsQNAP manufacturer warranty
5-year QNAP manufacturer warranty
The supplied specifications list a 5-year manufacturer warranty for QNAP TVS-h877AX-R5-16G.
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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