Dell 5720 Dual-Port 10GbE Ethernet PCIe 2.0 x8 Low Profile Network Interface Card — 557M9

The Dell 557M9 is a dual-port 10 Gigabit Ethernet Network Interface Card (NIC) based on the Broadcom 5720 controller. Designed for Dell PowerEdge servers, it features a PCIe 2.0 x8 interface in a low-profile form factor, delivering reliable 10GbE connectivity for enterprise server environments requiring high-bandwidth network performance.

Key Features

• Dual-port 10GbE Ethernet for high-bandwidth server network connectivity
• Broadcom 5720 controller — proven enterprise-grade NIC chipset
• PCIe 2.0 x8 interface for high-throughput data transfer
• Low-profile form factor for space-constrained server chassis
• Designed for Dell PowerEdge server platforms
• Supports iSCSI, FCoE, and network offload capabilities

Product Specifications

• Part Number: 557M9
• Manufacturer: Dell
• OEM Status: Genuine Dell OEM
• Controller: Broadcom 5720
• Ports: 2 x 10GbE (RJ-45)
• Interface: PCIe 2.0 x8
• Form Factor: Low Profile
• Speed: 10 Gigabit Ethernet

Interface Specifications

• Bus Interface: PCI-Express 2.0 x8
• Form Factor: Low Profile (Half Height)
• Connector Type: RJ-45
• Port Count: 2
• Network Speed: 10GbE / 1GbE / 100Mbps

Port Specifications

• Port 1: 10GbE RJ-45
• Port 2: 10GbE RJ-45
• Auto-negotiation: Yes
• Wake-on-LAN: Yes
• Jumbo Frames: Supported
• TCP/IP Offload Engine (TOE): Yes
• iSCSI Offload: Yes

Use Cases

• Dell PowerEdge server 10GbE network connectivity
• High-bandwidth data center networking requiring dual 10GbE ports
• iSCSI storage networking in Dell server environments
• Virtualization hosts requiring high-throughput NIC connectivity
• Low-profile server chassis requiring compact NIC form factor

Compatibility

• Compatible with Dell PowerEdge servers supporting PCIe 2.0 x8 low-profile NIC slots
• Compatible with Dell PowerEdge R610, R620, R710, R720, R730, and similar platforms
• Requires low-profile bracket — full-height bracket not included
• Verify server PCIe slot availability and NIC compatibility before ordering

Frequently Asked Questions

What controller does the Dell 557M9 use?

The Dell 557M9 uses the Broadcom 5720 dual-port 10GbE controller, a proven enterprise-grade chipset widely used in Dell PowerEdge server NICs.

Is the Dell 557M9 compatible with non-Dell servers?

The 557M9 is a Dell OEM NIC designed primarily for Dell PowerEdge servers. While it may function in other PCIe 2.0 x8 systems, full feature support and driver availability may vary — verify compatibility before ordering.

Does the 557M9 support iSCSI offload?

Yes, the Broadcom 5720 controller supports iSCSI offload, enabling hardware-accelerated iSCSI storage networking to reduce CPU overhead in Dell PowerEdge server environments.

The Dell 557M9 dual-port 10GbE NIC delivers reliable, high-bandwidth Ethernet connectivity for Dell PowerEdge server environments. Order today for genuine Dell OEM network performance with proven Broadcom 5720 reliability.