QNAP · Enterprise models
QNAP TVS-h1677AX
The QNAP TVS-h1677AX is a 16-bay desktop NAS built around the AMD Ryzen 5 7000 series processor. Installed memory is 16 GB DDR5 UDIMM, expandable to 192 GB. Networking is 2 x 2.5GbE, 2 x 10GBASE-T.
- Drive bays
- 16
- Processor
- AMD Ryzen 5 7000 series
- Memory
- 16 GB DDR5 UDIMM
- Network
- 10GbE
Who it suits
With this many bays the unit is used as central storage for a department, a media team or company-wide backup.
QNAP TVS-h1677AX specifications
| Processor | AMD Ryzen 5 7000 series, 6-core/12-thread, burst up to 5.1 GHz |
|---|---|
| Memory installed | 16 GB DDR5 UDIMM |
| Maximum memory | 192 GB (4 x 48 GB) |
| Drive bays | 12 x 3.5" SATA + 4 x 2.5" U.2 NVMe Gen 4 |
| Network ports | 2 x 2.5GbE, 2 x 10GBASE-T |
| USB ports | 2 x USB 2.0, 2 x USB 3.2 Gen 2 Type-C |
| Expansion slots | 3 x PCIe Gen 4 (x8, x4, x4) |
| HDMI | 1 x HDMI 1.4b (4K 30Hz) |
| Form factor | Desktop |
| Size (H × W × D) | 294.3 x 369.9 x 319.8 mm |
| Power consumption | 164.03 W operation |
| Power supply | 500 W |
| Warranty | 5 years |
| Versions sold | TVS-h1677AX-R5-16G (16 GB) |
Specifications from QNAP's published data, checked October 2026. See the TVS-h1677AX on QNAP's website. Confirm details before ordering.
Usable capacity by RAID level
How much space the TVS-h1677AX gives with typical drive sizes.
| RAID level | 12 × 4 TB | 12 × 8 TB | 12 × 12 TB | 12 × 16 TB | 12 × 20 TB |
|---|---|---|---|---|---|
| RAID 5 | 44 TB | 88 TB | 132 TB | 176 TB | 220 TB |
| RAID 6 | 40 TB | 80 TB | 120 TB | 160 TB | 200 TB |
| RAID 10 | 24 TB | 48 TB | 72 TB | 96 TB | 120 TB |
These figures count only the 3.5-inch bays. Space is shown before formatting; expect about 10% less in use. Larger systems are often split into more than one RAID group.
What we do with it
- Storage
NAS supply and installation
A right-sized Synology, QNAP or Asustor unit with the drives, RAID level and network setup your office needs.
- Backup
Automatic backup setup
Scheduled backups of PCs, servers and shared folders to the NAS, with an off-site copy, so nobody has to remember to do it.
- Versions
Ransomware protection for NAS
Point-in-time snapshots and protected copies that let you roll a folder back to how it was before an attack or a mistake.
- Move
Data migration
We move your files, users and permissions from old servers, external drives or an ageing NAS.
Questions about the TVS-h1677AX
How much usable storage does the TVS-h1677AX give?
It depends on the drives and the RAID level. With 12 × 8 TB drives in RAID 5 you get about 88 TB before formatting. The capacity table on this page shows other combinations.
Can the memory in the TVS-h1677AX be upgraded?
Yes. It ships with 16 GB DDR5 UDIMM and QNAP lists a maximum of 192 GB.
Does the TVS-h1677AX have 10GbE?
Yes. Its network ports are 2 x 2.5GbE, 2 x 10GBASE-T.
What warranty does the TVS-h1677AX have?
QNAP lists a hardware warranty of 5 years for this model.
Do you supply the TVS-h1677AX with drives and installation?
Yes. We supply it with compatible drives fitted, configured and tested, and can install it at your office. Ask for a quote on this page.
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