Linksys TNE100TX EtherFast 10/100 Mbps LAN Network Card PCI

Linksys TNE100TX EtherFast 10/100 Mbps LAN Network Card PCI

The Linksys TNE100TX is a half-length PCI network adapter designed to add fast Ethernet connectivity to desktop computers and workstations. This 10/100 Mbps dual-speed card automatically detects and negotiates the optimal connection speed, supporting both 10Base-T and 100Base-TX Ethernet standards. It was a popular choice for upgrading legacy systems throughout the late 1990s and early 2000s, offering reliable Fast Ethernet performance at an economical price point.

Specifications & What's Included

• Manufacturer: Linksys
• Model: TNE100TX
• Card Type: Half-length PCI network adapter
• Network Speed: 10 Mbps (10Base-T) / 100 Mbps (100Base-TX) — auto-negotiating
• Interface: PCI (32-bit, 33 MHz)
• Connector: RJ-45 Ethernet jack
• Standards Compliance: IEEE 802.3 (10Base-T), IEEE 802.3u (100Base-TX)
• LED Indicators: Link and Activity status lights
• Form Factor: Standard half-length PCI card, low-profile compatible
• Power: Powered from PCI slot (no external power required)
• Chipset: Realtek RTL8139 (or compatible Linksys equivalent)
• Operating System Support: Windows 95, 98, ME, NT, 2000, XP; Linux

Applications

The EtherFast TNE100TX was designed for desktop computers, workstations, and industrial PCs requiring Fast Ethernet connectivity. These cards were standard equipment in office networks, small business LANs, and server environments throughout the late 1990s and 2000s. Today, they remain useful for legacy system restoration, retro computing builds, and maintaining older networked equipment still in service. The dual-speed auto-negotiation made them flexible for both 10 Mbps and 100 Mbps network environments. The card's reliability and wide driver support across older operating systems made it a popular choice for system integrators and IT professionals managing mixed-generation networks.