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5Gb PCIe Network Card, 5G NIC PCI Express Ethernet Adapter with RTL8126, Support WOL, RJ45 LAN Controller with PXE Boot，5G/2.5G/1G/100Mbps NIC Card RJ45 Port for PC Windows/Linux OS
Rielincard

Rielincard 5Gb PCIe Network Card

Bottom line: The Rielincard 5Gb PCIe Network Card 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.

Pros & Cons

Pros

  • ✓ Backed by Rielincard's warranty and support channels

Cons

  • ✗ 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

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SpecPicks Verdict

SpecPicks scored Rielincard 5Gb PCIe Network Card using a rating × review-volume × price-fit model applied to published specs and reviews across the retro networking cards category. Rielincard's retro networking cards lineup sits within the broader category mid-tier; price and specs are the deciding factors over brand loyalty here. 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

  • Adopting Realtek RTL8126 NIC Controller， It can provide high speed up to 5Gbps, which is five times faster than Gigabit Ethernet, ensuring the stability of Internet access and local data transmission, effectively preventing packet loss, making the server more stable, and supporting the Wake on LAN function
  • Seamless backward compatibility with 5Gbps/2.5Gbps/1Gbps/100Mbps, providing faster speeds, lower latency, and stronger responsiveness. It can automatically negotiate high-speed and low-speed connections, supports Windows 11/10/Windows Server and Linux, and utilizes ISP speed by adding 5GBASE-T technology
  • This 5Gbps PCIe network card with RJ45 interface uses PCI-E X1 slot and is compatible with X4, X8, and X16 slots. Gold plated connectors can improve contact performance and lifespan, equipped with standard and thin brackets, suitable for different applications such as desktops, workstations, servers, and mini tower computers. Excellent heat dissipation performance can quickly reduce temperature and maintain the stability of network transmission
  • Instant Local Network Transfer: Whether integrated into your client PC or host server, the PCI Express network card establishes lightning-fast connections with other devices in your local network, elevating the efficiency of data transmission
  • Worry free warranty and friendly customer service. If you have any questions, we will help you solve the problem when you need it. If it cannot be solved, we will provide a refund without the need for a return

Full Specifications

BrandRielincard
Weight5g
Unit Count1 Count
Model Number8126-5G
CompatibilityPC, Linux
Built-In MediaUser Manual,Rielincard 2.5G Network Card
Number of Items1
Number of Packs1
Compatible DevicesWindows 10/11, Linux Kernel 5.16.18/RHEL8.6, VMware ESXi8.0
Data Link ProtocolIEEE 802.3
Data Transfer Rate2.5 gigabits_per_second
Hardware InterfacePCI Express x16
Warranty Description1 year warranty
Item Dimensions L x W x H5.74"L x 5"W x 0.94"H
Full listing title5Gb PCIe Network Card, 5G NIC PCI Express Ethernet Adapter with RTL8126, Support WOL, RJ45 LAN Controller with PXE Boot，5G/2.5G/1G/100Mbps NIC Card RJ45 Port for PC Windows/Linux OS

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5Gb PCIe Network Card, 5G NIC PCI Express Ethernet Adapter with RTL8126, Support WOL, RJ45 LAN Controller with PXE Boot，5G/2.5G/1G/100Mbps NIC Card RJ45 Port for PC Windows/Linux OS 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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5Gb PCIe Network Card, 5G NIC PCI Express Ethernet Adapter with RTL8126, Support WOL, RJ45 LAN Controller with PXE Boot，5G/2.5G/1G/100Mbps NIC Card RJ45 Port for PC Windows/Linux OS
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