Overview

The TP-Link TX401 is a PCI Express network adapter that brings 10 Gbps wired networking to your desktop PC. It is an ideal choice for professionals handling large file transfers, NAS backups, or video editing workflows that demand high bandwidth. TP-Link, a well-known networking equipment manufacturer based in Shenzhen, China, designed this card for users who need more than standard Gigabit Ethernet.

Key Features

  • 10 Gbps throughput — Up to ten times faster than Gigabit Ethernet, enabling rapid data transfer for large files.
  • PCI Express 3.0 x4 interface — Fits into any available PCIe slot with at least x4 lanes. Can also be installed in x16 slots for backward compatibility.
  • Marvell Aqtion AQC107 chipset — A reliable controller with native driver support for Windows, Linux, and macOS.
  • Standard RJ-45 port — Works with familiar Ethernet cables (Cat6a or higher recommended for full 10 Gbps performance).
  • Low power consumption — Efficient operation with minimal heat output, suitable for compact cases.

Compatibility Guide

The TX401 requires a PCI Express 3.0 x4 slot. If installed in a x2 or x1 slot, the maximum speed will be limited (approximately 2.5 Gbps or less). Supported operating systems include Windows 10/11, Linux (kernel 5.3+), and macOS (certain versions). On Linux, the standard kernel driver may not work correctly; installing Marvell's official driver is recommended.

To achieve full 10 Gbps performance, your network infrastructure must also support 10 GbE. This means a 10 GbE switch or direct connection to a 10 GbE NAS, plus Cat6a or Cat7 Ethernet cables.

Ideal Use Cases

  • NAS users — Fast backups and simultaneous multi-PC access to high-capacity storage.
  • Video editors — Direct editing of 4K/8K footage stored on a NAS without bottleneck.
  • Home lab enthusiasts — High-speed networking for virtualization clusters or storage servers.
  • Gamers — Quick game installations from a NAS (though gaming latency benefits less from 10 GbE).

Upgrade Considerations

10 GbE networking can stress older CPUs and PCIe 2.0 platforms. For best results, use a motherboard with at least PCIe 3.0. The card itself runs cool, but ensure adequate case airflow. The most common bottleneck is the switch or NAS; check that the switch's backplane bandwidth supports sustained 10 Gbps across all ports.

Overall, the TP-Link TX401 is a cost-effective and reliable entry point into 10 GbE networking, backed by a well-known brand and broad OS support.

Product Disclosure (Amazon)

  • Manufacturer: TP-Link
  • Seller: Amazon.co.jp
  • Fulfilled by: Amazon.co.jp
  • Model: TX401
  • ASIN: B08GFGG888
  • Note: This article covers a manufacturer-made product based on Amazon listing details.