Dell 5720 Quad-Port 1 GB Network Daughter Card

Overview

The Dell 540-BBHG is a quad-port network daughter card designed to expand the wired connectivity of compatible Dell servers. Featuring four RJ-45 Gigabit Ethernet ports and built on the Broadcom 5720 chipset, it fits into a PCI Express x1 slot to provide flexible network options without occupying a full-size expansion bay. This card supports 10, 100, and 1000 Mbps speeds, making it suitable for handling diverse network traffic such as virtual machine communication, backup data, or out-of-band management.

Installation is simple and efficient: the card slides into the server’s PCIe slot, secures with the system’s retaining clip, and connects to existing Ethernet cables. It is compatible with Dell PowerEdge R620, R720, R820, R920, and PowerVault DL4000 systems, ensuring seamless integration and enterprise-grade support.

Key features

• Four Gigabit Ethernet ports allow multiple network connections for workload segmentation and bandwidth balancing
• Compact PCI Express x1 interface saves space while delivering reliable network performance
• Broadcom 5720 chipset ensures stable and efficient data transfer across all supported speeds
• Supports standard twisted-pair cabling for easy integration into existing network infrastructure
• Designed and branded by Dell for compatibility with firmware, drivers, and enterprise support plans
• Ideal for expanding network capacity in servers handling virtual machines, backups, or management traffic

Key specs

• Network ports: 4 x RJ-45 1000Base-T Ethernet
• Chipset: Broadcom 5720
• Interface: PCI Express x1
• Supported speeds: 10 Mbps, 100 Mbps, 1000 Mbps
• Compatible systems: Dell PowerEdge R620, R720, R820, R920, PowerVault DL4000

Connectivity and compatibility

This network daughter card integrates smoothly with Dell server models that require additional Ethernet ports. Its four RJ-45 connectors support standard twisted-pair cables, making it easy to connect to existing network switches or routers. The PCI Express x1 interface ensures compatibility with server motherboards that have available PCIe slots, providing a straightforward upgrade path for expanding network capacity.

Because it is a Dell-branded component, the card comes with firmware and drivers optimized for Dell servers, which helps maintain system stability and simplifies management through Dell’s enterprise tools.

Installation and setup

Installing the Dell 540-BBHG is a straightforward process that requires no special tools beyond those typically used for server maintenance. Simply insert the card into an available PCI Express x1 slot, secure it with the system’s retaining clip, and connect your Ethernet cables. The server will recognize the card automatically, and Dell’s firmware ensures that drivers and system management utilities work seamlessly with the new hardware.

This ease of installation makes it a practical choice for IT administrators who need to quickly add network ports without disrupting existing server configurations.

Ideal uses and environments

This network daughter card is well suited for data centers and enterprise environments where servers need multiple network connections to handle diverse workloads. It works well in setups that require network segmentation, such as separating virtual machine traffic from backup or management data. The card’s support for Gigabit Ethernet speeds ensures that it can handle high-throughput tasks without bottlenecks.

Organizations running Dell PowerEdge or PowerVault servers will find this card a reliable option for extending network capabilities while maintaining Dell’s support and compatibility standards.