AI Server Adapters

LRES1260PF-QSFP112
PCIe 5.0 x16 Single-port 400G QSFP112 Ethernet Network Adapter (Broadcom BCM57608 Based)

Single-port 400G QSFP112 PCIe 5.0 network adapter based on Broadcom BCM57608 for AI/ML and data centers.

High-Speed Connectivity Advanced Offloading PCIe 5.0 Performance Precision Timing
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LRES1260PF-QSFP112
Overview Specifications Drivers Version Query

Product Overview

When scaling AI/ML training clusters or mega-scale data center networks, traditional bandwidth limits create bottlenecks that hinder throughput and increase latency. The LRES1260PF-QSFP112 addresses these performance requirements with advanced flow processing offloads designed for cloud and high-performance computing applications.

This single-port adapter delivers up to 400Gbps link speed over a PCIe 5.0 x16 bus, enabling massive data transfer rates that eliminate network congestion in enterprise environments. It supports RDMA over Converged Ethernet (RoCEv2) with hardware-based congestion control, ensuring efficient resource utilization and reduced CPU overhead for critical workloads.

Ideal for AI/ML, cloud computing, and storage applications, this Broadcom BCM57608-based solution enhances network connectivity where reliability and speed are paramount. It provides an excellent choice for building feature-rich networking solutions that demand high throughput and low latency.

High-Speed Connectivity

Supports link speeds up to 400Gbps via single QSFP112 port for maximum throughput.

Advanced Offloading

Hardware-based RoCEv2 congestion control reduces CPU overhead and improves efficiency.

PCIe 5.0 Performance

Utilizes PCIe 5.0 x16 interface for next-generation bandwidth capabilities.

Precision Timing

Supports IEEE 1588v2 PTP for synchronized network operations in critical infrastructure.

Virtualization Ready

Features SR-IOV support for enhanced virtual machine performance and isolation.

Technical Specifications

Complete technical details for integration and deployment planning.

Controller & Interface

LRES1260PF-QSFP112 - Controller & Interface Specifications
Model LRES1260PF-QSFP112
Controller BCM57608
Bus Type PCIe 5.0 x16
Connectors QSFP112
Port Single
Cable Medium Optical fiber

Performance

LRES1260PF-QSFP112 - Performance Specifications
Link Speed 25G/50G/100G/200G/400Gbps
Jumbo Frames 9.5KB

Protocol Support

LRES1260PF-QSFP112 - Protocol Support Specifications
IEEE Standards IEEE 1588v2, IEEE 802.3x, IEEE 802.3ad/802.1AX, IEEE 802.1Q, IEEE 802.1Qbb, IEEE 802.1Qau, IEEE 802.1Qaz, IEEE 802.3az, IEEE 802.3bs/IEEE 802.3cd

Feature Support (Yes)

LRES1260PF-QSFP112 - Feature Support (Yes) Specifications
Supported Features RDMA (RoCEv2), SR-IOV, 1588 PTP, SMBus, UEFI

OS Support

LRES1260PF-QSFP112 - OS Support Specifications
Operating Systems RHEL/Centos 8.2/8.3/9.0, Ubuntu 20.04.4/22.04.3/24.04.2, Rocky 9.4/9.5, Galaxy Kirin V102203X86/V102403X86, UOS 1070X86

Physical & Environment

LRES1260PF-QSFP112 - Physical & Environment Specifications
Bracket Height Full-height/Half-height Bracket
Power Supply PCIe Supply
Operating Temperature -10°C to 60°C
Storage Temperature -40°C to 85°C
Storage Humidity Maximum: 90% non-condensing relative humidity at 35°C
PCB Size 68.9*167.7mm (Half-height Half-length)
Certification FCC, CE, RoHS

Driver Downloads

Latest certified drivers for all supported operating systems, ensuring optimal performance and compatibility.

All OS 1 driver
ESXi_Drivers-237.1.132.0
v237.1.132.0 2026-05-21
Windows 1 driver
Windows_Drivers-237.1.124.0
v237.1.124.0 2026-05-21
Linux 1 driver
bcm_237.1.148.0a.tar.gz
v237.1.148.0a 2026-05-21
FreeBSD 1 driver
FreeBSD_Drivers-237.1.126.0
v237.1.126.0 2026-05-21

Version Identification & Query

Look up product firmware versions, hardware revisions, and OS compatibility by entering your part number or hardware version.

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