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6-bay Core™ i5 QuTS hero tower NAS

QNAP TVS-h674-i5-32G 6-Bay Core i5 2.5GbE QuTS hero NAS

The QNAP TVS-h674-i5-32G is a six-bay tower NAS with an Intel® Core™ i5-12400 processor, 32GB DDR4, dual 2.5GbE, two M.2 PCIe Gen 4 x4 slots, two PCIe Gen 4 slots and HDMI™ output.

6 baysCore™ i5-1240032GB DDR4Dual 2.5GbE3-year warranty
QNAP TVS-h674-i5-32G six-bay Core i5 QuTS hero tower NAS

What is it? It is an SMB NAS for file serving, virtualisation, collaborative video workflows, backup and recovery. The supplied QuTS hero content includes ZFS-based data protection, inline data reduction, snapshots, real-time SnapSync and SSD optimisation.

Core™ i5-12400Six cores, twelve threads and burst speeds up to 4.4GHz
32GB DDR4Expandable to 64GB across two SODIMM slots
Dual M.2 Gen 4Two M.2 2280 PCIe Gen 4 x4 slots
Dual 2.5GbEOptional faster networking through PCIe expansion
Processor and memory

12th Gen Intel® Core™ processing

The supplied processor, graphics and memory configuration supports demanding storage, media and virtual workloads.

Core™ i5-12400

The processor has six cores, twelve threads and burst speeds up to 4.4GHz.

Intel® UHD Graphics 730

Integrated graphics, hardware-accelerated transcoding and GPU pass-through are listed.

32GB DDR4 installed

The NAS supports up to 64GB using two SODIMM DDR4 slots.

Storage and acceleration

Six SATA bays with two M.2 PCIe Gen 4 slots

The storage layout combines hot-swappable SATA capacity with optional NVMe cache, storage pools and acceleration.

Six SATA bays

The 3.5-inch bays support compatible 3.5-inch SATA HDDs and 2.5-inch SATA SSDs.

Two M.2 slots

Two M.2 2280 PCIe Gen 4 x4 slots support compatible NVMe SSDs using PCIe Gen 3 and above.

Cache and AI options

SSD cache acceleration and compatible M.2 Edge TPU acceleration are described in the supplied content.

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Networking and expansion

Dual 2.5GbE and two PCIe Gen 4 slots

Built-in multi-gigabit networking and flexible expansion support higher-bandwidth workflows.

Dual 2.5GbE

Two ports support 2.5G, 1G, 100M and 10M, with Port Trunking described in the source.

Optional faster networking

Compatible PCIe cards can add 5GbE or 10GbE; the supplied description also references optional 25GbE.

PCIe expansion

Two PCIe Gen 4 slots support compatible network adapters, QM2 cards and entry-level graphics cards.

Applications and display

Virtualisation, media and ZFS-based protection

The supplied information supports virtual workloads, local display and storage-protection features.

Virtual machines and containers

The source lists VMware Ready, Microsoft Hyper-V, Citrix and Veeam Ready environments.

QuTS hero data services

Inline deduplication, compression, snapshots, SnapSync and SSD optimisation are described.

HDMI™ output

HDMI™ 1.4b supports up to 4096 × 2160 at 30Hz for compatible local display use.

Supplied performance results

QNAP laboratory network-throughput figures

The supplied results were measured on a TVS-h674 with the stated QNAP Labs configuration and may vary by environment.

Dual 25GbE

SMB sequential throughput with a 1M workload reached 3,314MB/s write and 3,231MB/s read.

Single 25GbE

SMB sequential throughput with a 1M workload reached 2,947MB/s write and 2,954MB/s read.

Dual 2.5GbE

SMB sequential throughput with a 1M workload reached 590MB/s write and 591MB/s read.

Frequently asked questions

What is the QNAP TVS-h674-i5-32G?

It is a six-bay QuTS hero tower NAS with an Intel® Core™ i5-12400 processor, 32GB DDR4 and dual 2.5GbE.

Which processor is installed?

It uses an Intel® Core™ i5-12400 six-core, twelve-thread processor with burst speeds up to 4.4GHz.

How much memory is included and supported?

It includes 32GB SODIMM DDR4 and supports up to 64GB using two 32GB modules.

Which drives can be installed?

The six 3.5-inch bays support compatible 3.5-inch SATA HDDs and 2.5-inch SATA SSDs.

What do the M.2 slots support?

It has two M.2 2280 PCIe Gen 4 x4 slots for compatible NVMe SSDs using PCIe Gen 3 and above.

Are M.2 SSDs hot-swappable?

No. The supplied specifications state that hot-swapping is not supported for M.2 SSDs.

Does it include 10GbE or 25GbE?

It includes two 2.5GbE ports. The dedicated specification lists optional 5GbE and 10GbE through compatible PCIe cards, while the supplied description also references optional 25GbE.

What can the PCIe slots support?

The supplied information lists compatible network adapters, QM2 cards and entry-level graphics cards.

Can it run virtual machines and containers?

Yes. The source states that it can host multiple virtual machines and containers with optimised resource utilisation.

Does it support direct HDMI™ output?

Yes. HDMI™ 1.4b supports resolutions up to 4096 × 2160 at 30Hz.

What supplied network-throughput figures are listed?

QNAP Labs results list up to 3,314MB/s write and 3,231MB/s read over dual 25GbE, 2,947MB/s write and 2,954MB/s read over single 25GbE, and 590MB/s write and 591MB/s read over dual 2.5GbE. Results may vary by configuration and environment.

What warranty applies to the TVS-h674-i5-32G?

The supplied specifications list a three-year QNAP manufacturer warranty. Coverage is subject to QNAP’s applicable warranty terms.

(TVS-h674-i5-32G)

Features and highlights

Key product details organised from the supplied QNAP information for TVS-h674-i5-32G.

Core™ i5-12400

Six cores, twelve threads and burst speeds up to 4.4GHz.

32GB DDR4

Installed memory supports expansion up to 64GB.

Six SATA bays

Compatible 3.5-inch HDDs and 2.5-inch SATA SSDs are supported.

Dual M.2 PCIe Gen 4

Two slots support cache, pools and other compatible NVMe uses.

Dual 2.5GbE

Optional faster networking is available through PCIe expansion.

Two PCIe Gen 4 slots

Compatible network, QM2 and entry-level graphics cards can be added.

Purchase check: Drive inclusion is not confirmed. M.2 SSDs, accelerators and expansion cards are sold separately, and M.2 SSDs are not hot-swappable. Supplied throughput figures are test-configuration dependent.

Technical specifications

The following specifications are organised from the supplied product information for QNAP TVS-h674-i5-32G.

Product details

BrandQNAP
Model / SKUTVS-h674-i5-32G
Product type6-bay Core i5 QuTS hero tower NAS

Processor and Memory

CPUIntel® Core™ i5-12400 6-core/12-thread processor, burst up to 4.4GHz
CPU Architecture64-bit x86
Graphics ProcessorIntel® UHD Graphics 730
Encryption EngineYes (AES-NI)
Hardware-Accelerated TranscodingYes
System Memory32GB SODIMM DDR4
Maximum Memory64GB (2 × 32GB)
Memory Slots2 × SODIMM DDR4

Storage

Drive Bays6 × 3.5-inch SATA 6Gb/s, 3Gb/s
Drive Compatibility3.5-inch SATA hard disk drives 2.5-inch SATA solid state drives
Hot-SwappableYes Hot-swapping is not supported for M.2 SSDs.
M.2 Slots2 × M.2 2280 PCIe Gen 4 x4 slots Compatible with NVMe SSD PCIe Gen 3 and above. Confirm compatibility before purchase.
SSD Cache AccelerationSupported
GPU Pass-ThroughYes

Networking

2.5 Gigabit Ethernet2 × 2.5GbE ports (2.5G/1G/100M/10M)
5 Gigabit EthernetOptional via PCIe expansion card
10 Gigabit EthernetOptional via PCIe expansion card
Wake on LANYes
Jumbo FrameYes

Expansion and Connectivity

PCIe Slots2 slots Slot 1: PCIe Gen 4 x16 Slot 2: PCIe Gen 4 x4 Card dimensions for slots 1–2: 185 × 111.15 × 18.76mm. Wider cards can be installed if the next PCIe slot is not used.
USB 3.2 Gen 2 Ports1 × Type-C USB 3.2 Gen 2 10Gbps 2 × Type-A USB 3.2 Gen 2 10Gbps
HDMI™ Output1 × HDMI™ 1.4b, up to 4096 × 2160 at 30Hz

Physical Specifications

Form FactorTower
LED IndicatorsHDD 1–6, status, LAN, USB port and M.2 port
LCD Display / ButtonYes
ButtonsPower, reset and USB Copy
Dimensions (H × W × D)180.2 × 264.3 × 279.6mm Dimensions exclude the foot pad, which may be up to 30mm high depending on model.
Net Weight6.32kg
Gross Weight7.89kg
Kensington Security SlotYes

Power and Cooling

Power Supply Unit250W, 100–240V
Disk Standby Power Consumption39.911W
Typical Operating Power Consumption79.363W Tested fully populated with WD10EFRX hard drives.
FansSystem fan: 2 × 92mm, 12VDC CPU fan: 1 × 60mm, 12VDC
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 Connections2,500 with maximum memory installed
SKU TVS-h674-i5-32G
Model # TVS-h674
Barcode # 885022024735
Brand QNAP
Shipping Weight 5.0000kg
Shipping Width 0.290m
Shipping Height 0.290m
Shipping Length 0.290m
Three yearsQNAP manufacturer warranty

3-year QNAP manufacturer warranty

The supplied specifications list a 3-year manufacturer warranty for QNAP TVS-h674-i5-32G.

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 TVS-h674-i5-32G TVS-h674 6-Bay Diskless NAS with i5-12400 & 32GB RAM

Model # TVS-h674-i5-32G

  • SKU: TVS-h674-i5-32G

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