Genuine 3Com Fast EtherLink XL PCI Ethernet adapter, model 3C905-TX. This is a classic full-height desktop PCI network interface card for adding reliable wired Ethernet to vintage desktops, industrial PCs, retro gaming systems, legacy workstations, or hardware collections. It has one standard RJ-45 Ethernet jack and supports automatic 10/100 Mbps network-speed selection.
Specifications:
Brand: 3Com
Product line: Fast EtherLink XL
Model / MPN: 3C905-TX
Assembly marking: 02-0104-001
Revision: Rev. A
Computer interface: 32-bit PCI
Network port: 1 × RJ-45
Ethernet standards: 10BASE-T and 100BASE-TX
Maximum transfer rate: 100 Mbps
Features: Auto-select 10/100 Mbps, bus mastering, Plug-and-Play PCI configuration
Form factor: Internal full-height PCI card with metal bracket
Included: One Ethernet card with attached bracket only, exactly as shown.
The card is intended for standard twisted-pair Ethernet cabling. For 100 Mbps operation, use a compatible 100BASE-TX switch/router port and Cat 5 or better Ethernet cable. Maximum cable length is 100 m / 328 ft.
Please note: This is a legacy standard PCI card—not PCI Express—and it is not a Wi‑Fi adapter, modem, or gigabit Ethernet card. No driver disc, cable, software, manual, retail box, or other accessories are included unless shown in the photographs.
Untested due to lack of a compatible standard PCI test system. Sold as-is for retro computing, repair, restoration, parts, or collection.
