Server Adapters

LREC9804BF-4SFP+
PCIe 3.0 x8 Quad-Port 10G SFP+ Ethernet Network Adapter (Intel XL710 Based)

Quad-port 10G SFP+ PCIe 3.0 x8 server adapter based on Intel XL710 for data center virtualization.

Quad 10G SFP+ Connectivity Intel XL710 Controller Network Virtualization Ready Low Power Efficiency
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Overview Accessories Specifications Drivers Firmware & Tutorials Version Query

Product Overview

When network congestion causes application timeouts in AI training clusters, every microsecond of latency matters. The LREC9804BF-4SFP+ Ethernet network adapter addresses this by providing flexible connectivity for virtualized server environments.

Featuring four 10G SFP+ ports on a PCIe 3.0 x8 interface, this card delivers 40Gbps aggregate bandwidth, eliminating I/O bottlenecks in multi-tenant servers. With 7.4W power consumption and support for SR-IOV and DPDK, it reduces CPU overhead while enabling efficient traffic distribution across processor cores.

Ideal for cloud computing and big data analytics, this Intel XL710-based adapter ensures uninterrupted operation through port failover and redundancy. It simplifies deployment in mission-critical infrastructure requiring high throughput and low latency.

Quad 10G SFP+ Connectivity

Four independent 10G SFP+ ports provide 40Gbps aggregate bandwidth for high-density server connections.

Intel XL710 Controller

Based on Intel XL710 chipset ensuring compatibility and advanced offload capabilities for virtualization.

Network Virtualization Ready

Supports SR-IOV, VMDq, and DPDK to accelerate traffic processing in virtualized data center environments.

Low Power Efficiency

Consumes only 7.4W while delivering full 10GbE performance, reducing data center energy costs.

Flexible Deployment

Includes both full-height and low-profile brackets for compatibility with standard and compact server chassis.

Compatible Accessories

High-quality optical modules and cables for optimal compatibility with your network adapter.

Technical Specifications

Complete technical details for integration and deployment planning.

Controller

LREC9804BF-4SFP+ - Controller Specifications
Controller Chip Intel XL710

Bus/Interface

LREC9804BF-4SFP+ - Bus/Interface Specifications
Bus Type PCI Express v3.0 (8.0GT/s) x8, compatible with x16
Data Rate Supported per Port 10000MbE

Ports

LREC9804BF-4SFP+ - Ports Specifications
Connector 4*SFP+
Fiber Type 10000Base-SR, 10000Base-LR, 10000Base-Cu

Power

LREC9804BF-4SFP+ - Power Specifications
Power Consumption 7.4W

Protocols

LREC9804BF-4SFP+ - Protocols Specifications
Protocol Support IEEE 802.3ae, IEEE 802.3x, IEEE 802.1AS, IEEE 802.1Q, IEEE 802.3AD, IEEE 1588, IEEE 802.3az

Features (Yes)

LREC9804BF-4SFP+ - Features (Yes) Specifications
Feature Support (Yes) iSCSI, DPDK, VMDq, Jumbo Frames, RSS, PCI-SIG SR-IOV, PXE boot, VLAN tag insertion

Features (No)

LREC9804BF-4SFP+ - Features (No) Specifications
Feature Support (No) PXE, FCoE, WoL

Environment

LREC9804BF-4SFP+ - Environment Specifications
Operating Temperature 0 ℃ to 55 ℃ (-13 ℉ to 158 ℉)
Storage Temperature -40 ℃ to 70 ℃ (-40 ℉ to 158 ℉)
Storage Humidity Maximum: 90% non-condensing relative humidity at 35 ℃

Physical

LREC9804BF-4SFP+ - Physical Specifications
PCB Size (mm) 163*55.7*1.6
Weight (g) 171
Baffle Height Full height & half height
LED Indicators Yellow Link + Green Blink

System Support

LREC9804BF-4SFP+ - System Support Specifications
Windows Windows 7/8/8.1/10/11, Windows Server 2008/R2, 2012/R2, 2016/R2, 2019/R2, 2022/R2
Linux Stable Kernel version 3.x/4.x or later; CentOS/RHEL 6.5/7.x or later; Ubuntu 14.x/15.x/16.x or later
VMware ESX/ESXi 4.x/5.x/6.x or later

Driver Downloads

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

All OS 1 driver
Release_31.1
v31.1 2026-05-21

Firmware & Tutorial Downloads

Firmware updates, setup guides and documentation to get started quickly.

LR-LINK 10G-40G Series NIC Quick Reference Guide-v1.0
2026-06
LREC9804BF-4SFP+-V2.0-20230707-Test_report
2025-05

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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