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StarTech 10GbE USB4 Ethernet Adapter, Thunderbolt 3/4/5, Multi-Gigabit, TAA | External 10Gb Network Card, 10/5/2.5/1Gbps/100Mbps, Thunderbolt 3/4/5 Compatible, Windows & Mac

StarTech 10GbE USB4 Ethernet Adapter

Bottom line: The StarTech 10GbE USB4 Ethernet Adapter is a specs-and-price decision rather than a crowd-consensus one in the retro networking cards category. Check the specification table below against one or two close alternatives — on price and spec fit, not on star ratings.

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By , Founder & Editor-in-Chief · Listing data updated

Mike Perry — Hardware researcher since 2014. For retro PC hardware and period-correct parts, synthesises manufacturer documentation, community compatibility lists and marketplace listings rather than first-hand lab testing. Core beat: GPU performance across gaming, rendering, and local-LLM inference.

Before you buy

  • Check the listed dimensions, connectors and platform compatibility against your setup before ordering
  • Price, stock, shipping and returns are set by the retailer and may have changed since this page was last updated

Manufacturer description

This high-performance 10G Ethernet adapter is a robust and durable solution for IT professionals looking to add an RJ45 port to a USB-C enabled computer. It supports multi-gigabit speeds, including 10/5/2.5/1Gbps and 100Mbps Base-T. Additionally, 10GBASE-T and 5GBASE-T/2.5GBASE-T (NBASE-T) capabilities ensure compatibility with modern network switches and access points. Ideal for bandwidth-intensive tasks, server maintenance, high-performance storage, or streaming, this adapter is powered by the Marvell AQC107S chipset. It delivers reliable 10GbE performance and supports plug-and-play…

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SpecPicks Verdict

SpecPicks scored StarTech 10GbE USB4 Ethernet Adapter using a rating × review-volume × price-fit model applied to published specs and reviews across the retro networking cards category. Compare with similarly-priced alternatives in the retro networking cards category before committing. Judge it on the specification table and the price rather than on sentiment: check the figures that decide your use case, then put it side-by-side with two or three close alternatives in the Compare tool before clicking through.

Common buyer scenarios for retro networking cards of this kind: matching it to an existing build, replacing a failing part, or upgrading from a previous-generation equivalent. Check the spec table below against your current setup — particularly socket / form-factor / power-rating fields — and confirm compatibility on the retailer's listing before purchase. Prices and stock are set by the retailer and may have moved since this page was last updated.

Key Features

  • USB4 TO 10G ETHERNET ADAPTER: Adds multi-Gigabit RJ45 port to a USB-C (USB4 Gen 4x4 TB5 TB4 TB3 compatible) computer, enabling connection to 100Mbps, 1G, 2.5G, 5G, 10G networks; Ideal for delivering fast, stable wired connectivity on USB-C devices
  • FULL 10GBPS PERFORMANCE: Transfer large files or work directly from the cloud with a reliable 10GbE connection, ideal for 4K/8K editing, large data transfers, and high-speed cloud access; Easy setup on Windows 10/11 and auto-install on macOS 14.2+
  • SMART DESIGN FOR QUICK INTEGRATION: Detachable 19.6in (50cm) USB4 cable and advanced features like Wake-on-LAN, Autonegotiation, and NBASE-T deliver a clean, flexible setup; Status LEDs provide clear connection feedback for easy deployment and monitoring
  • PORTABLE AND DURABLE: Compact, bus-powered adapter features an all-aluminum housing for optimized heat dissipation and silent passive cooling; Ideal for travel, remote work, or dynamic IT environments where reliability and portability matter
  • THE IT PRO'S CHOICE: Designed for reliability in edge and on-prem deployments; TAA compliant and lab-tested and field-proven for seamless integration and maximum uptime; Backed by free lifetime 24/5 multi-lingual technical assistance

Full Specifications

BrandStarTech.com
ColorGray
Weight10g
Unit Count1 Count
ConnectivityUSB-C
Model NumberUSB4-10GBE-ETHERNET
CompatibilityMac
Built-In Media1 USB4 Network Adapter, 1 20 in (50 cm) USB4 Cable, 1 Product Documentation
Connection TypeWired
Mfr Part NumberUSB4-10GBE-ETHERNET
Number of Items1
Number of Packs1
Compatible DevicesUSB-C port must support PCIe tunneling, USB4, Thunderbolt 3, 4 or 5 systems
Data Link ProtocolIEEE 802.11ax, IEEE 802.11be
Data Transfer Rate10 gigabits_per_second
Hardware InterfaceEthernet, USB Type C
Warranty Description2-Year
Item Dimensions L x W x H4.3"L x 3"W x 1.1"H
Full listing titleStarTech 10GbE USB4 Ethernet Adapter, Thunderbolt 3/4/5, Multi-Gigabit, TAA | External 10Gb Network Card, 10/5/2.5/1Gbps/100Mbps, Thunderbolt 3/4/5 Compatible, Windows & Mac

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StarTech 10GbE USB4 Ethernet Adapter, Thunderbolt 3/4/5, Multi-Gigabit, TAA | External 10Gb Network Card, 10/5/2.5/1Gbps/100Mbps, Thunderbolt 3/4/5 Compatible, Windows & Mac is listed on Amazon. Price, availability, shipping and returns are set by Amazon and its sellers — check the listing for current terms. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.

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StarTech 10GbE USB4 Ethernet Adapter, Thunderbolt 3/4/5, Multi-Gigabit, TAA | External 10Gb Network Card, 10/5/2.5/1Gbps/100Mbps, Thunderbolt 3/4/5 Compatible, Windows & Mac
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