Dell Mellanox ConnectX-4 CX422A Dual Port 25GbE SFP28 Network Daughter Card 0R887V R887V

Upgrade your Dell PowerEdge server with the Dell Mellanox ConnectX-4 CX422A Network Daughter Card (NDC), a high-performance dual-port 25GbE networking solution engineered for modern data centers, virtualization platforms, and enterprise workloads. Featuring two SFP28 ports, this Dell-qualified network adapter delivers up to 25GbE per port while maintaining backward compatibility with existing 10GbE SFP+ infrastructure.

Powered by the proven Mellanox ConnectX-4 Lx architecture, the R887V network daughter card provides advanced networking acceleration technologies including RoCE v1/v2, SR-IOV, VXLAN, NVGRE, and GENEVE offloads, helping reduce CPU utilization and improve application performance. Its dedicated rNDC form factor preserves valuable PCIe expansion slots while delivering enterprise-grade connectivity directly through compatible Dell PowerEdge server platforms.

Ideal for virtualization, software-defined storage, cloud computing, AI workloads, and high-speed data center networking, the Dell 0R887V offers reliable low-latency connectivity for demanding business environments.

• Dell Part Number: 0R887V / R887V
• Mellanox ConnectX-4 Lx (CX422A) Controller
• Dual-Port 25GbE SFP28 Connectivity
• Backward Compatible with 10GbE SFP+
• Dell Proprietary rNDC (Rack Network Daughter Card) Form Factor
• PCIe 3.0 x8 Bandwidth Architecture
• RoCE v1/v2 RDMA Support
• VXLAN, NVGRE & GENEVE Offload
• SR-IOV Virtualization Acceleration
• Optimized for Virtualization and Cloud Environments
• Low-Latency, High-Performance Ethernet Networking

The Dell Mellanox CX422A R887V is designed for select Dell PowerEdge servers featuring an rNDC slot, including:

• PowerEdge R640
• PowerEdge R740
• PowerEdge R740xd
• PowerEdge R7425
• PowerEdge R840
• PowerEdge R940
• PowerEdge R940xa
• Select R630 and R730 configurations with compatible daughter card support

Note: This is a Dell proprietary Network Daughter Card and is not compatible with standard PCIe slots, OCP mezzanine slots, or non-Dell server platforms.

Supports major enterprise operating systems including:

• Microsoft Windows Server
• VMware ESXi
• Red Hat Enterprise Linux (RHEL)
• CentOS
• SUSE Linux Enterprise Server (SLES)
• Ubuntu Server
• FreeBSD

• 25GbE SFP28 DAC Cables
• 25GbE SFP28 Optical Transceivers
• 10GbE SFP+ Transceivers
• Active Optical Cables (AOC)
• LC Fiber-Based SR and LR Modules

• Enterprise Data Centers
• VMware & Hyper-V Virtualization
• Software Defined Storage
• NVMe over Fabrics (NVMe-oF)
• Cloud Infrastructure
• High-Performance Computing
• Database Servers
• Microsoft Azure Stack & Private Cloud Deployments