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  3. 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
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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

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  • 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.

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Network Interface Cards
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Upgrade your computer's network connectivity with the Rielincard 2.5GbE PCIe Network Card. This card utilizes the RTL8125B chip to deliver significantly faster speeds and improved stability for demanding applications.

Key Highlights

  • Faster Speeds: Experience up to 2.5Gbps transfer rates, 2.5 times faster than traditional Gigabit adapters.
  • Broad Compatibility: Works seamlessly with Windows 10/11, Linux, and VMware ESXi 8.0.
  • Flexible Installation: Compatible with PCIe X1, X4, X8, and X16 slots, fitting easily into various computer cases.
  • Stable Connection: Built-in QoS technology optimizes network performance for smoother streaming and gaming.
  • Backward Compatible: Automatically negotiates speeds down to 100Mbps for maximum compatibility.

Useful Facts

  • Brand: Rielincard
  • Chipset: RTL8125B
  • Interface: PCIe X1, X4, X8, X16
  • Data Rate: 2.5 Gigabits Per Second
  • Operating Systems: Windows 10/11, Linux Kernel 5.16.18/RHEL8.6, VMware ESXi8.0
  • Dimensions: 14.6L x 12.7W x 2.4H Centimeters

Good Fit For

  • Gamers seeking reduced latency
  • Content creators working with large files
  • Users requiring faster network speeds for streaming
  • Individuals building or upgrading computers for enhanced performance

Specifications

Main Specification
Compatible Devices Windows 10/11, Linux Kernel 5.16.18/RHEL8.6, VMware ESXi8.0
Manufacturer RTL-2.5G-RJ45
Unit Count 1.0 Count
Item dimensions L x W x H 14.6L x 12.7W x 2.4H Centimeters
Brand Rielincard
Number of Items 1
Product Dimensions 14.6L x 12.7W x 2.4H Centimeters
Item Weight 0.2 Pounds
Product information
Hardware Interface PCI Express x4, PCI Express x1, PCI Express x16
Technical Details
Data Transfer Rate 2.5 Gigabits Per Second
Country of Origin China
Item details
Model Number RTL8125B
Others
Box Contents User Manual, Rielincard 2.5G Network Card
Product Type Network Interface Cards
Item Weight Unit of Measure 0.2 Pounds
Net Quantity 1.0 Count
Data Link Protocol IEEE 802.3
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Network Interface Cards