Add a 10/100Mbps Ethernet port to a desktop computer through a PCI Express slot
This PCI Express based 10/100 Ethernet Card provides a simple way to connect a PCIe enabled server or workstation to a 10/100 Ethernet network and offers a broad range of features and functions, including support for both Full and Half Duplex operation as well as Wake On LAN (WOL) Power Management.
The PEX100S Ethernet Card includes both standard and low profile brackets and is compatible with most mATX (Slimline) and ATX system form factors, and features Auto MDI/MDIX automatic configuration, which helps to simplify installation and configuration.
The StarTech.com Advantage
- Cost effective and simple Ethernet networking for a desktop computer systems
- Backed by a StarTech.com lifetime warranty and free lifetime technical support

System requirements
Compatible operating systems	Windows 98SE/ME/2000/XP/XP x64/Vista/Vista x64
Windows operating systems supported	Windows 10, Windows 10 Education, Windows 10 Education x64, Windows 10 Enterprise, Windows 10 Enterprise x64, Windows 10 Home, Windows 10 Home x64, Windows 10 Pro, Windows 10 Pro x64, Windows 2000, Windows 2000 Professional, Windows 7, Windows 7 Enterprise, Windows 7 Enterprise x64, Windows 7 Home Basic, Windows 7 Home Basic x64, Windows 7 Home Premium, Windows 7 Home Premium x64, Windows 7 Professional, Windows 7 Professional x64, Windows 7 Starter, Windows 7 Starter x64, Windows 7 Ultimate, Windows 7 Ultimate x64, Windows 7 x64, Windows 8, Windows 8 Enterprise, Windows 8 Enterprise x64, Windows 8 Pro, Windows 8 Pro x64, Windows 8 x64, Windows 8.1, Windows 8.1 Enterprise, Windows 8.1 Enterprise x64, Windows 8.1 Pro, Windows 8.1 Pro x64, Windows 8.1 x64, Windows Vista, Windows Vista Business, Windows Vista Business x64, Windows Vista Enterprise, Windows Vista Enterprise x64, Windows Vista Home Basic, Windows Vista Home Basic x64, Windows Vista Home Premium, Windows Vista Home Premium x64, Windows Vista Ultimate, Windows Vista Ultimate x64, Windows Vista x64, Windows XP, Windows XP Home, Windows XP Home x64, Windows XP Professional, Windows XP Professional x64
Linux operating systems supported	Y
Server operating systems supported	Windows Server 2003, Windows Server 2008 R2, Windows Server 2012, Windows Server 2016
Ports & interfaces
Connectivity technology	Wired
Host interface	PCI Express
Weight & dimensions
Width	120 mm
Depth	92.5 mm
Height	21 mm
Weight	45 g
Network
Maximum data transfer rate	100 Mbit/s
Ethernet LAN	Y
Packaging data
Package width	172 mm
Package depth	144 mm
Package height	30 mm
Package weight	124 g
Other features
Ports quantity	1
Design
Internal	Y
Chipset	Realtek RTL8101E
Logistics data
Harmonized System (HS) code	85176990