Best Network Io Port Cards Deals of Nov 2026

Updated November 10, 2026Our site contains affiliate links for which we may be compensated.
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4 Port Gigabit PCIe RJ45 Network Card with Intel I350-T4 Controller | VunLink Quad Port 1GbE Ethernet NIC Adapter, PCI Express x4/x8/x16 1000Mbps Server NIC, Windows/Linux, Low Profile Bracket

[ Quad Port Gigabit Ethernet Expansion ] Upgrade your desktop, workstation, or server with four independent 1GbE RJ45 ports. Powered by Intel I350-T4 controller, this PCIe network card delivers reliable Gigabit Ethernet connectivity for high-speed data transfer, network expansion, firewall applications, virtualization, and server environments.
[ Intel I350-T4 Controller for Stable Performance ] Built with Intel I350-T4 controller, this 4-port Gigabit NIC provides efficient data processing, low CPU utilization, and reliable network performance. Designed for professional applications such as servers, NAS, virtualization platforms, firewalls, and network management systems.
[ 10/100/1000Mbps RJ45 Ethernet Ports ] Each RJ45 port supports auto-negotiation at 10/100/1000Mbps and works with standard Cat5e or higher Ethernet cables. Enjoy stable Gigabit connections with transmission distances up to 100 meters, making it suitable for home, office, business, and enterprise network expansion.
[ PCIe Compatibility & Wide OS Support ] Compatible with PCIe x4/x8/x16 slots. Supports Windows 7/8/10/11, Windows Server 2008/2012/2016/2019/2022, Linux distributions including Ubuntu, Debian, and CentOS/RHEL, FreeBSD, and VMware ESXi.
[ Low Profile Design & Flexible Installation ] Includes both standard and low-profile brackets to fit various computer cases, including desktops, workstations, servers, and compact systems. The integrated heat sink improves heat dissipation and helps maintain stable performance during continuous network operation.
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TP-Link

25% Off

TP-Link 2.5GB PCIe Network Card (TX201) – PCIe to 2.5 Gigabit Ethernet Card | Ethernet Network Adapter, NIC card, Supports Windows 11/10/8.1/8/7, Win Server 2022/2019/2016, Linux

2.5 Gbps PCIe Network Card: With the 2.5G Base-T Technology, TX201 delivers high-speeds of up to 2.5 Gbps, which is 2.5x faster than typical Gigabit adapters. Performance varies by conditions, distance to devices, and obstacles such as walls
Versatile Compatibility – The Ethernet Network Adapter is backwards compatible with multiple data rates(2.5 Gbps, 1 Gbps, 100 Mbps Base-T connectivity). The 2.5G Ethernet port automatically negotiates between higher and lower speed connection.
QoS: Quality of Service technology delivers prioritized performance for gamers and ensures to avoid network congestion for PC gaming
Wake on LAN – Remotely power on or off your computer with WOL, helps to manage your devices more easily
Low-Profile and Full-Height Brackets: In addition to the standard bracket, a low-profile bracket is provided for mini tower computer cases
Comprehensive System Support - The PCIe ethernet card is fully compatible with Windows 11/10/8.1/8/7, Windows Servers 2022/2019/2016, and Linux to meet your diverse operating system needs
Industry leading 2-year warranty and free 24/7 technical support
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10Gtek 10Gb Dual RJ45 Port Network Card with X540 Controller, PCIe Ethernet LAN Adapter for Windows/Linux/ESX Servers, Compare to Intel X540-T2

Equipped with original Intel X540 controller chip which supports Intelligent Offloads and make the servers more stable.
Compatible with Windows Server 2003/ 2008/ 2012, Windows7/8/10*/Visa, Linux, ESX/ESXi*. Storage over Ethernet: iSCSI, FCoE, NFS. (Note that this card can be used with Windows 11, but it needs to be manually set up. If you buy it for Windows 11, please contact us for installation guide before using.)
Dual copper RJ45 ports let you connect to Category-6A and up to 100m((Category-6 up to 55 m) for meeting the demands of data center environments. PCI Express* 2.1. 5.0 G T/s X8 Lane is suitable for both PCI-E X8 and PCI-E X16 slots.
With profile bracket and additional low profile bracket that makes it easy to install the card in a small form factor/low profile computer case/server.NOT support hot swaping.
What You Get: 10Gtek 10GbE PCI-E X8 Network Card X540-10G-2T (compare to Intel X540-T2) x1, Low-profile Bracket x1. Backed by 10Gtek 30 Days Free-returned, 3 Year Free Warranty and Lifetime Technology Support.
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Gigabit Dual NIC with Intel 82576 Chip, 1Gb Network Card Compare to Intel E1G42ET NIC, 2 RJ45 Ports, PCI Express 2.1 X1, Ethernet Card with Low Profile for Windows/Windows Server/Linux

Ethernet Controller: 1Gb Network Card equipped with original Intel 82576 Controller, which supports Quality-of-Service (QoS) technology to streamline your online experience and ensure stability; Compare to Intel E1G42ET, 1 Pack
Dual RJ45 Ports: Gigabit RJ45 Support 10/100/1000Mbps data rates and Cat5e Cable, up to 100 meters, simplifying the transition to 1 Gb; PCI Express 2.0 (2.5 GT/s), X1 Lane, compatible with PCIE X1, X4, X8, X16 Slot. Support 1 Gbps/ 100 Mbps data rates
Widely Compatible OS: Windows 7/8/10/11, Windows Server 2008/2012/2016/2019, Centos/RHEL 6/7/8, Ubuntu 16/18/19/20, Debian 9/10/11,FreeBSD 10/11/12, Vmware Esxi 5/6, SLSE 11/12. (Not support Vmware Esxi 7.0, Mac OS and Bypass Mode)
Easy to Install: Network Card is packed with both Low Profile Bracket and Full-height Bracket that support on Standard and Slim computer/server; Download operating systems driver from intel website or scan the QR code on the network card
Friendly Service: Provides 24/7 Customer Service, 30 Days Free-returned, 3 Years Free Warranty and Lifetime Technology Support
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USB 4.0 Type-C to 10 Gigabit SFP+ Port Fiber Ethernet Network Adapter – USB-C to 10GbE for USB4/Thunderbolt 3/4/5, Aluminum Housing, Bus Powered, Backward Compatible with Multi Gigabit Networks

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11% Off

IO CREST Single Port 10 Gigabit Ethernet PCI-e x1 Network Card RTL8127 Chipset

Robust Realtek 8127AT-CG Chipset: Powered by the renowned Realtek 8127AT-CG chipset, this adapter guarantees exceptional performance, reliability, and compatibility with a wide range of devices and operating systems. Count on it for uninterrupted connectivity, whether you're running Windows or Linux.
10 Gigabit Speeds: The single port network adapter supports blazing-fast 10 Gigabit per second (10Gbps) data speeds, ten times faster than traditional Gigabit Ethernet. This means faster downloads, smoother video streaming, and reduced latency for online applications.
This PCI-based 10/100/1000M/2.5G/5G/10G 10 Gigabit Ethernet Network Adapter Card provides a simple connection to an 10 Gigabit Ethernet network, and is fully compatible with 802.1Q Virtual LAN (VLAN) Tag. And Ethernet card which is compliant to IEEE802.3, IEEE802.3u & IEEE802.3ab.
The high quality PCIe 10 Gigabit NIC with 12cm profile bracket and Additional 8cm Profile Bracket that makes it easy to install the card in a small form factor/low profile computer case/server.
Gigabit network card Compatible with a broad range of operating systems, including Windows 11, 10, 8/8.1, Linux.
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$39 Savings

Single Port 10 Gigabit Ethernet PCI-e x1 Network Card

Robust Aquantia AQC113 Chipset: Powered by the renowned Aquantia AQC113 chipset, this adapter guarantees exceptional performance, reliability, and compatibility with a wide range of devices and operating systems. Count on it for uninterrupted connectivity, whether you're running Windows or Linux.
10 Gigabit Speeds: The single port network adapter supports blazing-fast 10 Gigabit per second (10Gbps) data speeds, ten times faster than traditional Gigabit Ethernet. This means faster downloads, smoother video streaming, and reduced latency for online applications.
This PCI-based 10/100/1000M/2.5G/5G/10G 10 Gigabit Ethernet Network Adapter Card provides a simple connection to an 10 Gigabit Ethernet network, and is fully compatible with 802.1Q Virtual LAN (VLAN) Tag. And Ethernet card which is compliant to IEEE802.3, IEEE802.3u & IEEE802.3ab.
The high quality PCIe 10 Gigabit NIC with 12cm profile bracket and Additional 8cm Profile Bracket that makes it easy to install the card in a small form factor/low profile computer case/server.
Gigabit network card Compatible with a broad range of operating systems, including Windows 11, 10, 8/8.1, Linux.
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IO CREST PCIe Dual Port 10GB RJ45 Ethernet LAN Card with Intel X540 Controller, for Windows/Linux/ESX Servers, Compare to Intel X540-T2 (10 Gigabit, 2-Port 10G)

Robust Intel X540 Chipset: Powered by the renowned Intel X540 chipset, this adapter guarantees exceptional performance, reliability, and compatibility with a wide range of devices and operating systems. Count on it for uninterrupted connectivity, whether you're running Windows or Linux.
10 Gigabit Speeds: Two port network adapter supports blazing-fast 10 Gigabit per second (10Gbps) data speeds, ten times faster than traditional Gigabit Ethernet. This means faster downloads, smoother video streaming, and reduced latency for online applications.
This PCI-based 10/100/1000M/2.5G/5G/10G 10 Gigabit Ethernet Network Adapter Card provides a simple connection to an 10 Gigabit Ethernet network, and is fully compatible with 802.1Q Virtual LAN (VLAN) Tag. And Ethernet card which is compliant to IEEE802.3, IEEE802.3u & IEEE802.3ab.
The high quality PCIe 10 Gigabit NIC with 12cm profile bracket and additional 8cm profile bracket that makes it easy to install the card in a small form factor/low profile computer case/server.
Gigabit network card Compatible with a broad range of operating systems, including Windows Server 2003/ 2008/ 2012, Windows7/8/10/11, Linux, ESX/ESXi*.
Plug-and-Play Installation: Setting up your network has never been easier. This adapter features a user-friendly plug-and-play design, ensuring a hassle-free installation process. Simply connect it to an available PCIe slot on your computer or server, and you're ready to go.
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Ugreen

18% Off

UGREEN PCIe Ethernet Card 5G, for Windows 11/10, Linux Kernel 5.17 or Newer | 5Gb NIC Card for PC, PCIe 3.1 x1 Network Card with RJ45 Port for Workstations, NAS, Gaming, Media Servers with RTL8126 Chip

Go Beyond Gigabit. Unlock 5Gbps: UGREEN 5Gbps PCIe Ethernet Card turn everyday networking into a high-speed experience. Transfer files faster, enjoy responsive gaming, and stream 4K content smoothly with 5Gbps Ethernet
Faster, Smoother, Cooler Realtek Chip: The NIC Card is equipped with an RTL8126 chip, ensure the network always at peak run. Automatically adapts between 5G/2.5G/1Gbps to match your network and keep every connection running at its best
Wide Compatibility: The PCIe network card seamlessly integrates with Windows 11/10 and Linux Kernel 5.17 or newer.Drivers are required for and can be easily installed using our instructions. (Important Note: Incompatible with other systems)
Fits Your Setup, Installs in Minutes: The ethernet card gets up and running with 12cm and 8cm brackets for different PC cases. Compatible with PCIe x1, x4, x8 and x16 slots for a flexible, hassle-free installation
Cooler Hardware. Consistent Speed: A high-quality metal heatsink rapidly channels heat away from the chipset, helping prevent thermal slowdowns and keeping your network running smoothly under heavy loads
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Our #1 Pick Today
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4 Port Gigabit PCIe RJ45 Network Card with Intel I350-T4 Controller | VunLink Quad Port 1GbE Ethernet NIC Adapter, PCI Express x4/x8/x16 1000Mbps Server NIC, Windows/Linux, Low Profile Bracket

[ Quad Port Gigabit Ethernet Expansion ] Upgrade your desktop, workstation, or server with four independent 1GbE RJ45 ports. Powered by Intel I350-T4 controller, this PCIe network card delivers reliable Gigabit Ethernet connectivity for high-speed data transfer, network expansion, firewall applications, virtualization, and server environments.
[ Intel I350-T4 Controller for Stable Performance ] Built with Intel I350-T4 controller, this 4-port Gigabit NIC provides efficient data processing, low CPU utilization, and reliable network performance. Designed for professional applications such as servers, NAS, virtualization platforms, firewalls, and network management systems.
[ 10/100/1000Mbps RJ45 Ethernet Ports ] Each RJ45 port supports auto-negotiation at 10/100/1000Mbps and works with standard Cat5e or higher Ethernet cables. Enjoy stable Gigabit connections with transmission distances up to 100 meters, making it suitable for home, office, business, and enterprise network expansion.
[ PCIe Compatibility & Wide OS Support ] Compatible with PCIe x4/x8/x16 slots. Supports Windows 7/8/10/11, Windows Server 2008/2012/2016/2019/2022, Linux distributions including Ubuntu, Debian, and CentOS/RHEL, FreeBSD, and VMware ESXi.
[ Low Profile Design & Flexible Installation ] Includes both standard and low-profile brackets to fit various computer cases, including desktops, workstations, servers, and compact systems. The integrated heat sink improves heat dissipation and helps maintain stable performance during continuous network operation.
Details & specs
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on Amazon.com
Disclaimer: While we make every effort to ensure accuracy, we cannot guarantee that all product specifications, pricing, discounts, and details are complete or error-free. Because information is subject to change, we recommend verifying all details directly with the retailer prior to making a purchase. As an Amazon Associate, we earn from qualifying purchases.

9 Network Io Port Cards deals are available from: Amazon, starting from $22.45.

The biggest discount we found is 25% on TP-Link 2.5GB PCIe Network Card (TX201) – PCIe to 2.5 Gigabit Ethernet Card | Ethernet Network Adapter, NIC card, Supports Windows 11/10/8.1/8/7, Win Server 2022/2019/2016, Linux (TX201) at Amazon.

The lowest price we found is $22.45 while the highest is $155.99. Prices for the best Network Io Port Cards deals average at $57.08.