| Storage drives installed | No |
| Number of storage drives supported | 6 |
| Installed storage drive type | No |
| Supported storage drive types | HDD & SSD |
| RAID support | Yes |
| Supported storage drive interfaces | Serial ATA II, Serial ATA III |
| Storage drive sizes supported | 2.5,3.5" |
| Number of M.2 (M & B) slots | 2 |
| RAID levels | 1, 5, 6, 10, 50, JBOD |
| RAID rebuild | Yes |
| Hot-swap drive bays | Yes |
| Supported file systems | ZFS |
| Auto-rebuild | Yes |
| Disk roaming | Yes |
| Processor family | Intel® Core™ i5 |
| Processor manufacturer | Intel |
| Processor model | i5-12400 |
| Processor frequency | 2.5 GHz |
| Processor generation | 12th gen Intel® Core™ i5 |
| Processor boost frequency | 4.4 GHz |
| Processor cores | 6 |
| Processor threads | 12 |
| Processor cache | 18 MB |
| L2 cache | 7.5 MB |
| Bus type | DMI4 |
| CPU configuration (max) | 1 |
| On-board graphics card model | Intel UHD Graphics 770 |
| Internal memory | 32 GB |
| Internal memory type | DDR4 |
| Maximum RAM supported | 128 GB |
| Memory slots | 2 |
| Memory form factor | SO-DIMM |
| Flash memory | 5000 MB |
| Ethernet LAN | Yes |
| Ethernet LAN data rates | 10,100,1000,2500 Mbit/s |
| DHCP server | Yes |
| Jumbo frames support | Yes |
| iSCSI support | Yes |
| Wake-on-LAN ready | Yes |
| Supported network protocols | IPv4, IPv6 |
| Dynamic DNS (DDNS) | Yes |
| Ethernet LAN (RJ-45) ports | 2 |
| USB port | Yes |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-A ports quantity | 2 |
| USB 3.2 Gen 2 (3.1 Gen 2) Type-C ports quantity | 1 |
| HDMI ports quantity | 1 |
| HDMI version | 1.4b |
| PCI Express x16 (Gen 4.x) slots | 1 |
| Concurrent connections | 25000 |
| Chassis type | Tower |
| Cooling type | Active |
| Product colour | Black |
| Number of fans | 3 fan(s) |
| Fan diameter | 9.2 cm |
| Fan diameter 2 | 6 cm |
| LED indicators | HDD, LAN, M.2, Status, USB |
| Built-in display | Yes |
| Display type | LCD |
| Cable lock slot | Yes |
| Cable lock slot type | Kensington |
| Type | NAS |
| Device class | Small & Medium Business |
| Backup function | Yes |
| Backup features | Cloud, iSCSI LUN |
| Buzzer | Yes |
| Multilingual support | Yes |
| Number of users | 16000 user(s) |
| Third-party support | Yes |
| Snapshot | Yes |
| Management protocols | SMB/CIFS, AFP, NFS |
| Web-based management | Yes |
| Share folder access right management | Yes |
| Security algorithms | 256-bit AES, FIPS 140-2, HTTPS, SNMPv2, SNMPv3, SSH |
| Access Control List (ACL) | Yes |
| Reset button | Yes |
| On/off switch | Yes |
| Built-in FTP server | Yes |
| Browser supported | Apple Safari (latest version), Google Chrome (latest version), Microsoft Edge (latest version), Mozilla Firefox (latest version) |
| System log | Yes |
| Hot spare | Yes |
| Disk scan | Yes |
| S.M.A.R.T. support | Yes |
| Share folder | Thick, Thin |
| USB copy function | Yes |
| Operating system installed | QuTS hero |
| Operating system version | h5.0.0 |
| Windows operating systems supported | Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 IOT Core, Windows 10 IoT Enterprise, Windows 10 Pro, Windows 10 Pro x64, Windows 10 x64, Windows 11, Windows 11 x64, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64 |
| Linux operating systems supported | Ubuntu 14.04, CentOS 7.0, openSUSE 12.1, openSUSE 12.2 |
| Mac operating systems supported | Mac OS X 10.10 Yosemite, Mac OS X 10.11 El Capitan, Mac OS X 10.12 Sierra, Mac OS X 10.13 High Sierra, Mac OS X 10.14 Mojave, Mac OS X 10.15 Catalina, Mac OS X 10.15.3 Catalina, Mac OS X 11.0 Big Sur, Mac OS X 12.0 Monterey |
| Server operating systems supported | Windows Server 2019, Windows Server 2012 R2, Windows Server 2008 R2, Windows Server 2016, Windows Server 2012 |
| Other operating systems supported | Solaris 10, IBM AIX 7.1 |
| Power supply location | Built-in |
| Power supply unit (PSU) capacity | 250 W |
| Number of power supply units | 1 |
| Power consumption (typical) | 79.363 W |
| Power consumption (sleep) | 39.911 W |
| AC input voltage | 100 - 240 V |
| Width | 264.3 mm |
| Depth | 279.6 mm |
| Height | 188.2 mm |
| Weight | 6.55 kg |
| Package weight | 8.07 kg |
| Cables included | AC, LAN (RJ-45) |
| Power cables quantity | 1 |
| Quick installation guide | Yes |
| Number of screws | 42 |
| Drive tray key included | Yes |
| Embedded options available | No |
| Enhanced Intel SpeedStep Technology | Yes |
| Execute Disable Bit | Yes |
| Idle States | Yes |
| Intel 64 | Yes |
| Intel Virtualization Technology (VT-x) | Yes |
| Intel Virtualization Technology for Directed I/O (VT-d) | Yes |
| Intel VT-x with Extended Page Tables (EPT) | Yes |
| Operating temperature (T-T) | 0 - 40 °C |
| Operating relative humidity (H-H) | 5 - 95% |
| Storage temperature (T-T) | -20 - 70 °C |
| Fibre Channel | Yes |
| Description |
| QNAP TVS-H674. Supported storage drive types: HDD & SSD, Supported storage drive interfaces: Serial ATA II, Serial ATA III, Storage drive sizes supported: 2.5,3.5". Processor family: Intel® Core™ i5, Processor manufacturer: Intel, Processor model: i5-12400. Internal memory: 32 GB, Internal memory type: DDR4, Maximum RAM supported: 128 GB. Ethernet LAN data rates: 10,100,1000,2500 Mbit/s, Supported network protocols: IPv4, IPv6. HDMI version: 1.4b |
