QNAP TS-1673U-8G-US AMD RX-421ND 4-CORE 2.1GHz NAS

$2,698.99
Brand: QNAPReviews
Special order products normally take 10–14 business days to ship, depending on vendor availability.
  • Free US shipping on this item.
  • Special order: no returns without a manufacturer RMA. It ships from the manufacturer and lead times vary. If you cancel after your payment is captured (4 business days after the order is made), a 3% card processing fee is deducted. Wrong or defective items are always covered.
    Return terms: you pay shipping both ways, 3% card fee, 30% if opened
    • 30 daysfrom delivery to start a return
    • Shipping both waysto you and back to us, paid by you
    • 3% card feededucted from every refund
    • 30% open-box feeif the box has been opened
    • Special ordersno returns without a manufacturer RMA
    • Discontinued itemsnot returnable

    Wrong or defective items, and items damaged in transit with Package Protection, are always covered with no fees. Full return policy

  • Manufacturer's warranty from QNAP. Warranty
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Overview

The QNAP TS-1673U-8G is a 16-bay, 3U rackmount NAS powered by a quad-core AMD R-Series RX-421ND processor with 8 GB of DDR4 memory. It ships with a pre-installed dual-port 10GbE SFP+ adapter alongside four Gigabit Ethernet ports, providing unified NAS and iSCSI-SAN storage for business and virtualization workloads. Drives are not included.

Key features

  • AMD R-Series RX-421ND 4-core 2.1 GHz CPU (Turbo Core up to 3.4 GHz) with AES-NI
  • 8 GB DDR4 UDIMM, expandable to 64 GB across 4 slots
  • 16 hot-swappable 3.5-inch SATA 6Gb/s bays (also accept 2.5-inch HDD/SSD)
  • Two M.2 2280 SATA SSD slots for caching
  • 2 x 10GbE SFP+ (pre-installed PCIe adapter) plus 4 x Gigabit RJ45
  • 3U rackmount chassis with four 92mm fans

Specifications

CPU AMD R-Series RX-421ND, 4-core, 2.1 GHz (up to 3.4 GHz)
Memory 8 GB DDR4 UDIMM; max 64 GB (4 x 16 GB)
Drive bays 16 x 3.5-inch SATA 6Gb/s / 3Gb/s, hot-swappable
M.2 slots 2 x M.2 2280 SATA 6Gb/s
Network 4 x Gigabit RJ45; 2 x 10GbE SFP+
PCIe 1 x PCIe Gen 3 x4 (occupied by the 10GbE adapter)
USB 4 x USB 2.0, 2 x USB 3.2 Gen 1
Form factor 3U rackmount
Power supply 350W, 100-240V AC, 50-60Hz
Power consumption 50.59 W disk standby; 111.22 W typical operation
Dimensions (H x W x D) 5.2 x 18.98 x 21.1 in
Weight 31.42 lb net
Operating temperature 0-40 °C
Warranty 3 years

What's in the box

  • TS-1673U-8G NAS
  • 2 x Ethernet cables
  • 1 x power cord
  • Screws for 3.5-inch and 2.5-inch drives
  • 2 x M.2 SSD heatsinks
  • Quick Installation Guide

Typical uses

  • Central file storage and backup for business networks
  • iSCSI storage for virtualization hosts
  • High-capacity video surveillance archives

Shipping

Free US shipping on orders over $200. Orders under $200 ship at the rate shown at checkout. Oversized items ship by freight; we confirm the quote with you first.

Shipping policy

Returns

Special order: no returns without a manufacturer RMA. Wrong or defective items are always covered.

Start a return

Damaged or wrong item?

Tell us within 3 days of delivery with photos and we'll make it right, with no fee.

Contact us

QNAP warranty

This product is covered by the manufacturer's warranty. We help you with the claim from start to finish.

Warranty details

Support from real people

Setup questions, compatibility, firmware: chat with a specialist or email info@silarius.com, Monday to Friday, 8am to 4pm ET.

Chat with us

Business accounts

Approved businesses can pay on Net 30 / PO terms after their second completed order.

Ask about terms

Frequently Asked Questions

Are hard drives included with the TS-1673U-8G?+
No. Drives are not included; the 16 bays accept 3.5-inch and 2.5-inch SATA HDDs and 2.5-inch SATA SSDs.
How much memory can it hold?+
It ships with 8 GB of DDR4 and supports up to 64 GB using four 16 GB modules.
Does it support 10GbE?+
Yes. Two 10GbE SFP+ ports are pre-installed on a PCIe adapter, in addition to four Gigabit RJ45 ports.
Can I add SSD cache?+
Yes. It has two M.2 2280 SATA 6Gb/s slots; SSDs are not included.
Is this model still in production?+
QNAP lists the TS-1673U-8G as end of life (EOL).

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