LRES2680PT-4RJ45 is a high-performance quad-port 5Gbps Ethernet PCIe Gen3 x4 network adapter independently developed by Linkreal Co., Ltd., based on the Realtek RTL8126 controller.The card is equipped with four independent RJ45 copper ports, each supporting data transmission rates of up to 5Gbps.
LRES2680PT-4RJ45 not only inherits the low-latency and high-reliability advantages of the Realtek RTL8126 controller, but is also optimized for image acquisition applications.It supports multi-queue parallel processing, traffic shaping, and advanced network management features, with jumbo frame support up to 16KB.
LRES2680PT-4RJ45 is designed to meet the high-bandwidth and high-stability requirements of machine vision, intelligent surveillance, industrial automation, and traffic monitoring systems..
Product Specifications
Model | LRES2680PT-4RJ45 |
Controller | Realtek RTL8126 |
Adapter Type | PCIe NIC |
Form Factor | FHHL |
Host Connector | PCle3.0 x4 |
Connectors | RJ45 |
Port | 4 |
Link Speed | 100Mbps/1Gbps/2.5Gbps/5Gbps |
Protocol Support | IEEE802.3, IEEE802.3u IEEE802.3bz IEEE 802.3ab IEEE 802.3x |
Functional Support
PXE/UEFI | Yes |
Jumbo Frames | 16K |
Power
13.03w (Max) |
LED Indicators
LED Type | Color/Behavior | Note |
Link | Off | No Link |
Green | Link at 5Gbps | |
Amber | Link at lower Speed | |
Activity | Off | No Activity |
Green(blink) | Link up(traffic flowing) |
Supported Systems
OS | ·Windows ·Windows Server ·Ubuntu ·Fusion OS ·Kylin OS ·ATL Server ·Yiming | ·Deepin ·Galaxy Kylin Server ·NewStart OS ·UOS ·Fangde OS ·OpenEuler ·AIce |
Technical Specifications
Operating Temperature | -10°C to 60°C |
Storage Temperature | -40°C to 70°C |
Storage Humidity | Maximum: 90% non-condensing relative humidity at 35 °C |
Certification | FCC, CE, RoHS |
Physical Properties
Adapter Size(unit:mm) | 156.7(L)*104.4(W) |
Package Size(unit:mm) | 250*170*32 |
Packing List
Internet Network Adapter | *1 |
Product Warranty Card | *1 |
Packaging | Carton + Blister box |
| File name | For OS | Version | Upload time | Downlaod |
|---|---|---|---|---|
| LRES2680PT-POE_Windows_driver | Windows | Install_Win11_Win10_10076_06242025 | 2026-01-27 |
|
