Server Adapters

LREM7100PF-2QSFP+
PCIe x8 Dual-Port 40G QSFP+ Mezzanine Ethernet Network Adapter (Intel XL710 Based)

Dual-port 40G QSFP+ mezzanine NIC based on Intel XL710 for firewalls and virtualization.

Mezzanine Form Factor 40G High Bandwidth Hardware Offload Virtualization Ready
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Overview Specifications Drivers Firmware & Tutorials Version Query

Product Overview

When deploying security appliances or gateways with limited vertical space, standard PCIe cards often fail to fit. The LREM7100PF-2QSFP+ mezzanine Ethernet network adapter solves this physical constraint while delivering high-speed connectivity.

Based on the Intel XL710 controller, this dual-port 40G adapter provides 40000Mbps per port bandwidth, eliminating application bottlenecks in dense environments. With a maximum power consumption of only 5.6W via PCIe slot power, it reduces thermal load in compact chassis compared to higher-wattage alternatives.

Ideal for firewalls and virtualized data centers, it supports SR-IOV and DPDK for efficient resource allocation. Unlike generic adapters, its specialized mezzanine form factor ensures compatibility with specific security platforms requiring reliable 40G throughput.

Mezzanine Form Factor

Adopts a mezzanine structure convenient for use on security platforms such as firewalls and gateways.

40G High Bandwidth

Provides single-port 40 Gigabit large-bandwidth data transmission performance so the network system is no longer the bottleneck.

Hardware Offload

Offloads tasks from the host such as TCP/UDP/IP checksum calculation and TCP segmentation using hardware acceleration.

Virtualization Ready

Supports SR-IOV, VXLAN, NVGRE, and Geneve to provide unparalleled features for device and network virtualization.

Low Power Design

Maximum power consumption of only 5.6W supplied directly via PCIe slot without external cables.

Technical Specifications

Complete technical details for integration and deployment planning.

Controller

LREM7100PF-2QSFP+ - Controller Specifications
Controller Intel(R) XL710

Bus/Interface

LREM7100PF-2QSFP+ - Bus/Interface Specifications
Bus Type PCI Express v3.0 (8.0GT/s) x8
Connector 2*40G QSFP+
Cable Medium Fiber
Cable Type 40GBase-SR, 40GBase-LR, 40GBase-Cu

Performance

LREM7100PF-2QSFP+ - Performance Specifications
Data Rate Supported Per Port 40000Mbps

Power

LREM7100PF-2QSFP+ - Power Specifications
Power Consumption (Max) 5.6W
Power Supply PCIe

Protocols

LREM7100PF-2QSFP+ - Protocols Specifications
Protocol Support IEEE 802.3ba, IEEE 802.3x, IEEE 802.3BD, IEEE 802.1AS, IEEE 802.1Q, IEEE 802.3AD, IEEE 802.3az, IEEE 802.3ap

Features (Yes)

LREM7100PF-2QSFP+ - Features (Yes) Specifications
Feature Support (Yes) DPDK, iSCSI, Jumbo Frames, RSS, PCI-SIG SR-IOV, VMWare VXLAN, NVGRE, Geneve, Network Service Headers (NSH), VEPA, VEB

Features (No)

LREM7100PF-2QSFP+ - Features (No) Specifications
Feature Support (No) PXE, WoL, FCoE

Environment

LREM7100PF-2QSFP+ - Environment Specifications
Operating Temperature 0℃ to 55℃ (32℉ to 131℉)
Storage Temperature -40℃ to 85℃ (-40℉ to 185℉)
Storage Humidity Maximum: 90% non-condensing relative humidity at 35℃
Authentication FCC, RoHS, CE

Physical

LREM7100PF-2QSFP+ - Physical Specifications
PCB Size 167*72*1.6 mm

System Support

LREM7100PF-2QSFP+ - System Support Specifications
Windows XP/Vista/7/8/8.1/10, Server 2003R2/2008R2/2012R2/2016R2/2019R2
Linux Stable Kernel version 2.6.32.x/3.x/4.x/5.x or later, CentOS/RHEL 6.x/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 2 drivers
Release_31.1
v31.1 2026-05-21
Release_28.2.zip
vv28.2 2024-07-19
Linux 1 driver
i40e-2.25.11.tar.gz
v2.25.11 2024-08-14
FreeBSD 1 driver
ixl-1.14.2.tar.gz
v1.14.2 2024-08-14

Firmware & Tutorial Downloads

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

700 Series Firmware
2024-07

Version Identification & Query

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