Dell Intel E835-CQDA2 Dual Port 200/100/50/25/10GbE Ethernet Network Adapter - 6PR5R

The Dell 6PR5R is a high-performance dual-port Ethernet network adapter based on the Intel E835-CQDA2 controller, supporting speeds of 200, 100, 50, 25, and 10GbE. Designed for Dell PowerEdge servers, it delivers exceptional bandwidth and low latency for demanding data center workloads including AI/ML, high-performance computing, and storage networking.

Key Features

• Dual-port design supporting 200/100/50/25/10GbE speeds
• Intel E835-CQDA2 controller for proven enterprise reliability
• PCIe 4.0 host interface for maximum bandwidth
• QSFP56 connectors for high-density cabling
• Optimized for Dell PowerEdge server platforms

Product Specifications

• Part Number: 6PR5R
• Manufacturer: Dell
• OEM Status: OEM
• Controller: Intel E835-CQDA2
• Ports: 2x QSFP56
• Speeds: 200/100/50/25/10GbE
• Interface: PCI-Express 4.0

Interface Specifications

• Host Interface: PCIe 4.0 x16
• Port Connector: 2x QSFP56
• Supported Speeds: 10GbE, 25GbE, 50GbE, 100GbE, 200GbE
• Data Rate per Port: Up to 200Gb/s
• Total Bandwidth: Up to 400Gb/s

Use Cases

• AI/ML and HPC workloads requiring ultra-high bandwidth networking
• Storage networking with NVMe-oF and iSCSI over 200GbE
• High-frequency trading and low-latency financial applications
• Data center interconnect and spine-leaf fabric deployments

Compatibility

• Compatible with Dell PowerEdge servers with PCIe 4.0 slots
• Supported on VMware ESXi, Windows Server, and Linux (RHEL, Ubuntu)
• Compatible with 200GbE QSFP56 DAC cables and optical transceivers

Frequently Asked Questions

What connector type does the 6PR5R use?

The 6PR5R uses QSFP56 connectors, supporting both DAC (Direct Attach Copper) cables and optical transceivers for 200GbE connectivity.

Is PCIe 4.0 required for full performance?

PCIe 4.0 is recommended for full 200GbE dual-port throughput. The card will function in PCIe 3.0 slots at reduced bandwidth.

Does it support SR-IOV for virtualization?

Yes — the Intel E835-CQDA2 supports SR-IOV, enabling efficient NIC virtualization for VMware, KVM, and Hyper-V environments.

The Dell 6PR5R 200GbE dual-port network adapter delivers cutting-edge bandwidth for the most demanding data center environments. Get yours today and future-proof your network infrastructure.