Intel® 82571 & 82576 Dual-Port Gigabit Ethernet Adapter | High-Performance PCIe v2.0 Networking

Enhance Your Network with Intel’s Reliable Gigabit Ethernet Adapter

The Intel® 82571 & 82576 Dual-Port Gigabit Ethernet Adapter is a compact, high-performance, and energy-efficient network solution designed for servers, embedded applications, and data center environments. This adapter delivers reliable dual-port connectivity, advanced networking capabilities, and seamless virtualization support, making it ideal for rack-mounted servers, blade servers, network appliances, and more.

Key Features & Benefits

Dual-Port Gigabit Ethernet Adapter – Provides high-speed networking with minimal power consumption
Intel® JL82576EB Chipset – Ensures enterprise-grade performance and reliability
PCI-Express v2.0 (2.5GT/s) Interface – Delivers high-speed data transfer with x1 PCIe lane
Supports Copper & Fiber Connectivity – Compatible with 1000BASE-T, 100BASE-TX, 10BASE-T (Copper), and 1000Base-SX/X/LX (Fiber)
Advanced Virtualization Support – Features Next-Gen VMDq, Virtual Machine Queues (8VMs), and I/O optimization
Enhanced Layer 2 Functions – Includes IEEE 802.3x Flow Control & 802.1q VLAN tagging for efficient traffic management
Jumbo Frame Support – Handles packet sizes up to 9.5K for improved throughput and reduced CPU load
Energy-Efficient Design – Minimizes power consumption without sacrificing performance
Supports IPv4 & IPv6 Protocols – Ensures seamless network integration and future-proof connectivity
Optimized for Data Centers & Embedded Applications – Ideal for blade servers, network appliances, and add-on switch cards

Technical Specifications

Chipset: Intel® JL82576EB
PCI-Express Interface: v2.0 (2.5GT/s) with x1 lane
Network Standards:

• Copper: IEEE 802.3 (1000BASE-T, 100BASE-TX, 10BASE-T)
• Fiber: 1000Base-SX/X/LX for Gigabit backplane applications

Layer 2 Networking Features:

• IEEE 802.3x Flow Control
• IEEE 802.1q VLAN Support

Advanced Network Performance:

• Supports Receive-side Scaling (RSS)
• Supports UDP, TCP, and IP Checksum Offloading
• Supports Virtual Machine Queues (VMDq) – Up to 8 VMs
• Queues per Port: 16 TX queues & 16 RX queues
• Interrupt Throttling Control – Improves CPU efficiency by limiting max interrupt rate

Jumbo Frames: Supports up to 9.5K for optimized performance in high-speed networks

Network Management & Security:

• Full-Spectrum Security for enterprise-level data protection
• Statistics for RMON (Remote Network Monitoring)

Ideal Applications for the Intel® 82571 & 82576 Ethernet Adapter

Enterprise-Grade Networking – Boosts performance in server environments, virtualization, and cloud computing
Blade & Rack Servers – Perfect for compact and high-density networking configurations
Network Appliances & Embedded Systems – Supports switch add-on cards and high-performance network infrastructure
High-Bandwidth Applications – Enhances data center efficiency, virtualization, and high-speed communication

Why Choose the Intel® 82571 & 82576 Dual-Port Ethernet Adapter?

Intel’s Trusted Networking Technology – Designed for maximum reliability and efficiency
Seamless Compatibility – Supports a wide range of server configurations & operating systems
Virtualization & Data Center Ready – Optimized for I/O virtualization, VLANs, and high-speed data transfer
Superior Performance with Low Power Consumption – Keeps your network running efficiently