Server Adapters

LRES1240PF-2SFP28
PCIe 3.0 x8 Dual-port 25G SFP28 Network Adapter

Dual-port 25G SFP28 PCIe 3.0 x8 NIC with RoCEv2, SR-IOV, and hardware offloads for data centers.

High-Speed Connectivity Advanced Offloads RoCEv2 Support SR-IOV Ready
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LRES1240PF-2SFP28
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Overview Specifications Version Query

Product Overview

Network congestion in AI training clusters and cloud environments often leads to application timeouts and reduced throughput. The LRES1240PF-2SFP28 addresses these latency challenges by providing high-bandwidth connectivity directly to the host system.

This adapter features dual-port SFP28 interfaces supporting 25/10Gbps speeds over a PCIe 3.0 x8 bus. It delivers significant packet processing efficiency through hardware offloads for Geneve, VXLAN, and NVGRE tunneling protocols. Support for RoCEv2 and SR-IOV further optimizes performance for hyper-converged infrastructure and virtualized workloads.

Ideal for distributed storage, NFV/SDN, and telecom applications, this card ensures reliable next-generation data center networking. Its excellent compatibility with major operating systems and intelligent offload capabilities enable enterprises to build scalable networks without compromising on speed or reliability.

High-Speed Connectivity

Dual-port SFP28 interfaces support 25/10Gbps speeds for high-bandwidth data center applications.

Advanced Offloads

Hardware offloads for Geneve, VXLAN, and NVGRE significantly improve packet processing efficiency.

RoCEv2 Support

Supports RDMA over Converged Ethernet v2 for low-latency communication in HPC and storage clusters.

SR-IOV Ready

Enables optimized performance for virtualized environments and cloud-native deployments via SR-IOV.

Technical Specifications

Complete technical details for integration and deployment planning.

General

LRES1240PF-2SFP28 - General Specifications
Model LRES1240PF-2SFP28
Adapter Type PCIe NIC
Form Factor HHHL

Interface & Ports

LRES1240PF-2SFP28 - Interface & Ports Specifications
Host Connector PCIe 3.0 x8
Connectors Dual-port SFP28
Link Speed 25/10Gbps

Protocol Support

LRES1240PF-2SFP28 - Protocol Support Specifications
Protocol Support IEEE 802.3by, IEEE 802.3ae, IEEE 802.3az, IEEE 802.1Q, IEEE 802.3x, IEEE 802.1Qbb, IEEE 802.1Qaz, IEEE 1588 v2, IEEE 802.3ad

Feature Support (Yes)

LRES1240PF-2SFP28 - Feature Support (Yes) Specifications
Feature Support (Yes) PXE, UEFI, SR-IOV, RoCEv2, 1588 PTP, Jumbo frame 9.6Kb

Supported Systems

LRES1240PF-2SFP28 - Supported Systems Specifications
Operating Systems Windows, YimingOS, Windows Server, OpenKylin, RHEL/Centos, OpenEuler, Rocky, FusionOS, Deepin, Debian, Ubuntu, VMware ESXi, SUSE, iKuai Router, NewStart, SeaSpider SoftRouter, Kylin, ATL Server, NeoKylin, REDOS, Fangde

Physical & Environmental

LRES1240PF-2SFP28 - Physical & Environmental Specifications
Product Size 167.68*73.68 mm
Package Size 222*147*28 mm
Power Consumption 14W (Max)
Operating Temperature 0°C to 55°C
Storage Temperature -40°C to 70°C
Certification FCC, CE, RoHS

Version Identification & Query

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