Name: Intel X520-DA2 Dual Port 10GbE Network Interface Card
Brand: Dell
Availability: InStock

Dell 555-BCYY Intel X520-DA2 Dual Port 10GbE Network Interface Card

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In Stock: 27
Manufacturer: Dell
Model or Part: 555-BCYY
Condition: Refurbished
Weight: 3.00lb

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Product Information

Item Condition

New - Sealed or Open Box Condition
Excellent - Almost-New, Missing Original Packaging
Refurbished - Seller Refurbished, Good Condition, Previously Used Item

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Description

Overview

The Dell Intel X520-DA2 Dual Port 10GbE Network Interface Card (model 555-BCYY) delivers high-performance, low-latency connectivity for demanding data center and enterprise environments. Designed to fit standard PCI Express slots, this NIC provides two independent RJ45 ports that each support up to 10 gigabits per second over copper cabling, enabling fast, reliable networking for virtualization, storage, and high-speed computing workloads.

Key Features

Dual port Intel X520 chipset with full 10GbE capability on each port
PCIe Gen2 x8 interface for maximum throughput and low overhead
Support for IEEE 802.3ae, 802.3az (Energy Efficient Ethernet) and advanced offload functions
Hardware based checksum offloading, TCP segmentation offload (TSO), and receive side scaling (RSS)
Compatible with major operating systems including Windows Server, Linux distributions and VMware ESXi
Compact low-profile form factor for blade servers and rackmount chassis

Technical Specifications

Model/Part Number: 555-BCYY
Interface: PCI Express Gen2 x8 (16 lane physical, 8 lanes used)
Ports: 2 x RJ45 copper connectors
Speed: 10 Gbps per port (full duplex)
Media Type: Cat6a or higher twisted pair cable
Power Consumption: Typical 5.5 W, Max 7.0 W
Operating Temperature: 0 to 40 degrees Celsius
Dimensions: Standard low profile bracket (approx 2.74 in height)
Supported Standards: IEEE 802.3ae, 802.3az, 802.1Q VLAN tagging

Applications

Virtualization hosts requiring high bandwidth for multiple VMs
High-performance storage networks such as iSCSI and Fibre Channel over Ethernet (FCoE)
Data analytics platforms that need fast data movement between servers
Enterprise backup and disaster recovery solutions with large data sets
Scientific computing clusters where low latency networking is critical
Media streaming or content delivery networks demanding reliable 10GbE links

This Dell Intel X520-DA2 NIC combines robust performance, energy efficiency, and broad compatibility to help your infrastructure scale efficiently while maintaining high network reliability.