2.5GB PCIe Network Card, 2.5G NIC with RTL8125B Chip, 2.5GBase-T Internal Computer Networking Card, 2500/1000/100Mbps Ethernet Adapter, RJ45 LAN Controller Supports Windows 7/8/10/11/Linux/MAC
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.
SpecPicks Verdict
SpecPicks classifies 2.5GB PCIe Network Card, 2.5G NIC with RTL8125B Chip, 2.5GBase-T… as a category leader on buyer feedback in the networking cards category, based on 13 verified Amazon reviews and our ranking model that weights rating × review-volume × price-fit. Rielincard's positioning sits comfortably above the category median. Use the Compare tool to put it side-by-side with two or three close alternatives before clicking through to Amazon.
Common buyer scenarios for 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 Amazon listing before purchase. Prices, stock, and Prime eligibility update directly from Amazon's catalog and may have moved since this page was last verified.
Pros & Cons
Pros
- ✓ Highly rated — 4.7★ average across customer reviews
- ✓ Backed by Rielincard's warranty and support channels
- ✓ Ships via Amazon with Prime eligibility and the standard returns policy
Cons
- ✗ Limited review volume so far — fewer data points on long-term reliability
- ✗ Confirm socket / form-factor / power-rating compatibility against your build before ordering
- ✗ Price, stock, and Prime eligibility update from Amazon and may have changed since this page was last verified
Key Features
- Ultra-Fast 2.5Gbps Speed with RTL8125B Chip:This 2.5GB PCIe Network Card adopts advanced 2.5G Base-T technology, providing transfer speeds up to 2.5Gbps, 2.5x faster than standard gigabit adapters. Powered by the stable RTL8125B controller chip, this 2.5G NIC ensures lower latency, stronger stability, and smoother transmission for gaming, streaming, and large-file transfers.
- Wide Compatibility & Flexible PCIe Design:This internal computer networking card supports PCIe X1, X4, X8, X16 slots and is backward compatible with 2.5Gbps, 1Gbps, and 100Mbps network speeds. The Ethernet adapter automatically negotiates the best connection speed, making it widely compatible with standard and mini-tower computer cases with both low-profile and full-height brackets.
- Stable Performance & QoS Technology:Designed with Quality of Service (QoS) function, this 2.5GB Network Card optimizes network bandwidth allocation, effectively reduces network congestion, and provides priority transmission for online gaming and high-load network tasks. It delivers a stable, uninterrupted connection for gaming, live streaming, and office work.
- Rich System Support & Professional System Compatibility:This Network Card supports multiple systems including Windows 11/10/8.1/8/7, Windows Server series, Linux, DOS, MAC, as well as DSM, PVE, iKuai, Unraid 6.9.2, OpenWrt, ESXI 6.7 (not compatible with ESXI 7.0). The wide system coverage makes this 2.5G NIC ideal for home, office, and server applications.
- Wake-on-LAN Function & Reliable After-Sales:This PCIe Ethernet Adapter supports Wake-on-LAN (WOL), allowing you to remotely power on/off your computer for easier device management and energy saving. Combined with stable RTL8125B performance, this 2.5GB PCIe Network Card brings strong reliability for long-term daily and industrial use.
Full Specifications
| Brand | Rielincard |
|---|---|
| Color | red |
| Item Weight | 0.2 Pounds |
| Manufacturer | Rielincard |
| Compatible Devices | Windows 10/11, Linux Kernel 5.16.18/RHEL8.6, VMware ESXi8.0 |
| Data Link Protocol | IEEE 802.3 |
| Data Transfer Rate | 2.5 Gigabits Per Second |
| Hardware Interface | PCI Express x1, PCI Express x16, PCI Express x4 |
| Product Dimensions | 5.74"L x 5"W x 0.94"H |
Ready to buy?
2.5GB PCIe Network Card, 2.5G NIC with RTL8125B Chip, 2.5GBase-T Internal Computer Networking Card, 2500/1000/100Mbps Ethernet Adapter, RJ45 LAN Controller Supports Windows 7/8/10/11/Linux/MAC is available on Amazon with Prime shipping and the full Amazon returns policy. SpecPicks earns a small commission on qualifying purchases — thank you for supporting independent review work.
*Price sourced from Amazon.com. Last updated 2026-05-24. Price and availability subject to change.