DMGV0 Dell ConnectX-4 VPI EDR IB 100GBE Dual-Port QSFP28 PCIe3 Adapter Card

Dell DMGV0 ConnectX-4 VPI EDR IB 2-Port QSFP28 PCIe Adapter

The Dell DMGV0 ConnectX-4 VPI EDR InfiniBand and 100 Gigabit Ethernet network adapter is a high-performance dual-port PCIe expansion card designed for modern data centers, cloud computing infrastructures, and high-throughput enterprise networking environments. Engineered to deliver ultra-low latency and massive bandwidth, this advanced network interface card (NIC) supports both InfiniBand and Ethernet protocols, making it ideal for scalable and performance-critical workloads.

General Information

• Manufacturer: Dell
• Part Number: DMGV0
• Product Type: High-Speed Network Adapter Card
• Device Category: Enterprise Networking Hardware
• Interface Type: PCI Express Plug-in Card

Key Performance Advantages

• Supports up to 100 Gbps data throughput
• Optimized for low-latency networking environments
• Ideal for data center interconnectivity
• Enhances distributed computing performance
• Reduces CPU overhead through hardware offloading

Benefits of Dual-Port Architecture

• Improved network redundancy and failover support
• Higher aggregate bandwidth performance
• Efficient traffic distribution across ports
• Enhanced scalability for enterprise clusters

PCIe Interface Benefits

• High-speed system-to-network communication
• Reduced bottlenecks in data transfer
• Backward compatibility with PCIe 2.0 and 1.1
• Stable performance under heavy workloads

Supported Data Link Protocols

• InfiniBand EDR (Enhanced Data Rate)
• 100 Gigabit Ethernet (100GbE)

Network and Transport Protocol Compatibility

• TCP/IP for standard networking
• UDP/IP for low-latency communication
• IP over InfiniBand (IPoIB)

Feature Set

• VLAN tagging and segmentation support
• Quality of Service (QoS) prioritization
• Jumbo frame support for large packet handling
• Link Aggregation Control Protocol (LACP)
• Low latency packet processing

Supported Standards

• IEEE 802.3ae (10GbE standard compatibility)
• IEEE 802.3ba (40/100GbE support)
• IEEE 802.3ad (LACP link aggregation)
• IEEE 802.1Q VLAN tagging
• IEEE 802.1p traffic prioritization
• IEEE 802.1ax link aggregation
• IEEE 1588v2 precision time protocol
• IBTA 1.3 InfiniBand specification

Interface Configuration

• 2 x InfiniBand QSFP+ ports
• PCI Express 3.0 x16 slot compatibility
• Wired connectivity architecture

Dell DMGV0 ConnectX-4 VPI EDR 2-Port Adapter Card Overview

The Dell DMGV0 ConnectX-4 VPI EDR InfiniBand 100GbE Dual-Port QSFP28 PCIe 3.0 Adapter Card is a high-performance enterprise networking solution designed for modern data center infrastructures, high-performance computing clusters, cloud-scale environments, and AI-driven workloads. Built on advanced VPI (Virtual Protocol Interconnect) architecture, this adapter delivers dual-protocol flexibility supporting both InfiniBand and Ethernet environments, enabling organizations to unify high-speed networking under a single hardware platform.

Engineered for ultra-low latency and extremely high bandwidth efficiency, the Dell DMGV0 adapter leverages Mellanox ConnectX-4 technology to deliver up to 100GbE per port connectivity through QSFP28 interfaces. This makes it ideal for organizations running latency-sensitive workloads such as machine learning training, scientific computing, financial analytics, virtualization, and large-scale distributed storage systems.

The adapter card is commonly deployed in enterprise servers and high-performance compute nodes where deterministic performance, maximum throughput, and scalable interconnect architecture are essential for operational success.

High-Performance Dual-Port 100GbE QSFP28 Connectivity

The Dell DMGV0 adapter features dual QSFP28 ports supporting up to 100 Gigabit Ethernet per port, enabling aggregated bandwidth capacity suitable for data-intensive workloads and distributed computing environments. This dual-port configuration enhances redundancy, load balancing, and parallel data transfer efficiency across enterprise networks.

High-speed 100GbE connectivity is critical in environments where massive datasets must be transferred rapidly between compute nodes, storage arrays, and GPU clusters. The adapter ensures consistent throughput and minimal packet loss, making it ideal for modern data center networking requirements.

Optimized High-Bandwidth Data Transfer

The adapter is designed to handle large-scale data movement with maximum efficiency, reducing network bottlenecks and ensuring smooth communication between server clusters. High bandwidth performance enables faster processing of analytics workloads, virtualization traffic, and cloud-based applications.

By leveraging advanced packet processing architecture, the adapter ensures that network congestion is minimized while maintaining stable data flow across high-density computing environments.

Low-Latency Networking Performance

Low-latency communication is essential for high-performance computing environments where microsecond-level delays can impact computational efficiency. The Dell DMGV0 adapter provides ultra-low latency performance, ensuring rapid data exchange between interconnected systems.

This makes it highly suitable for financial trading systems, real-time simulation environments, AI model training clusters, and distributed database systems requiring immediate data synchronization.

InfiniBand EDR and Ethernet VPI Flexibility

The Dell DMGV0 ConnectX-4 adapter supports VPI technology, enabling seamless operation in both InfiniBand EDR (Enhanced Data Rate) and Ethernet environments. This dual-protocol capability provides exceptional flexibility for organizations managing mixed networking infrastructures.

InfiniBand EDR support enables extremely low-latency communication ideal for HPC clusters and GPU-intensive workloads, while Ethernet compatibility ensures integration with standard enterprise network environments.

InfiniBand EDR High-Speed Fabric

InfiniBand EDR technology provides extremely high throughput and minimal latency, making it a preferred interconnect for supercomputing environments and large-scale parallel processing systems. The Dell DMGV0 adapter ensures efficient data transmission across InfiniBand fabrics, improving computational efficiency and reducing job completion times.

This architecture is widely used in scientific research, weather modeling, artificial intelligence training, and genomic data processing where performance optimization is critical.

Ethernet Compatibility for Enterprise Integration

Ethernet compatibility ensures seamless integration into traditional enterprise networks, allowing organizations to unify high-performance computing clusters with standard IT infrastructure. This flexibility reduces complexity and improves interoperability across hybrid network environments.

The adapter supports high-speed Ethernet communication for cloud workloads, virtualization platforms, and distributed application architectures.

Seamless Protocol Switching Capability

The VPI architecture enables dynamic switching between InfiniBand and Ethernet protocols depending on workload requirements. This ensures optimal performance tuning for diverse application environments without requiring hardware changes.

PCIe 3.0 High-Speed Host Interface

The Dell DMGV0 adapter utilizes a PCI Express 3.0 interface to ensure high-speed communication between the server motherboard and the network adapter. PCIe 3.0 provides sufficient bandwidth to support dual 100GbE ports, ensuring that network performance is not constrained by host interface limitations.

This high-speed interconnect enables efficient data transfer between CPU, memory, and network subsystems, improving overall system performance in compute-intensive environments.

Efficient Data Path Optimization

The PCIe 3.0 interface minimizes latency between host and network adapter, ensuring rapid data processing and transmission. This is particularly important for high-performance computing applications where data must be processed in real time.

Efficient data path optimization reduces CPU overhead and improves system responsiveness under heavy network loads.

Balanced System Resource Utilization

The adapter is designed to distribute network processing tasks efficiently, reducing strain on system CPUs and improving overall server efficiency. This allows compute resources to focus on application workloads rather than network processing tasks.

High Throughput PCIe Bandwidth Utilization

The PCIe 3.0 interface provides sufficient bandwidth to fully utilize the capabilities of dual 100GbE ports, ensuring that network performance remains consistent and scalable under heavy traffic conditions.

High-Performance Computing (HPC) Optimization

The Dell DMGV0 ConnectX-4 adapter is specifically designed for high-performance computing environments where parallel processing, distributed workloads, and large-scale data communication are essential. It supports HPC clusters by enabling ultra-fast node-to-node communication and minimizing interconnect latency.

HPC workloads often involve massive datasets and computationally intensive operations requiring efficient network infrastructure to maintain performance scalability.

Accelerated Cluster Communication

The adapter enables rapid communication between compute nodes within HPC clusters, improving workload distribution and reducing processing time for complex simulations and data analysis tasks.

This is critical for scientific research environments, engineering simulations, and AI model training systems where performance efficiency is essential.

Parallel Processing Efficiency

Parallel computing environments rely on fast and efficient data exchange between nodes. The Dell DMGV0 adapter ensures optimized inter-node communication, improving synchronization and reducing computational delays.

Distributed Computing Support

The adapter enhances distributed computing performance by enabling efficient data sharing across multiple servers, improving scalability and computational throughput in large HPC environments.

Enterprise Data Center Integration

The Dell DMGV0 ConnectX-4 adapter is optimized for enterprise data center integration, providing high-speed networking capabilities that support virtualization, cloud computing, storage networking, and distributed applications.

Its dual-port architecture and VPI flexibility make it ideal for modern data centers requiring scalable, high-performance networking infrastructure.

Virtualization and Cloud Workload Support

The adapter supports virtualized environments by enabling efficient network communication between virtual machines and distributed cloud services. This improves workload mobility and enhances infrastructure scalability.

Cloud-native applications benefit from low-latency networking and high-bandwidth data transfer capabilities provided by the adapter.

Storage Network Acceleration

High-speed networking is essential for storage-intensive applications such as distributed file systems, object storage platforms, and database clusters. The Dell DMGV0 adapter accelerates storage communication, improving data access performance and system responsiveness.

Efficient Data Center Fabric Integration

The adapter integrates seamlessly into modern data center fabrics, supporting scalable network architectures and high-density server deployments.

Advanced Network Offloading Capabilities

The Dell DMGV0 adapter incorporates advanced hardware offloading features that reduce CPU utilization and improve system efficiency. Network processing tasks are handled directly by the adapter, freeing server resources for application workloads.

Reduced CPU Overhead

By offloading networking tasks such as packet processing, checksum calculations, and segmentation, the adapter significantly reduces CPU workload and improves overall system performance.

This allows servers to dedicate more processing power to compute-intensive applications and business-critical tasks.

Enhanced Packet Processing Efficiency

Hardware-based packet processing ensures fast and efficient handling of network traffic, improving throughput and reducing latency in high-performance environments.

Smart Traffic Management

Intelligent traffic management capabilities optimize data flow across network interfaces, ensuring balanced utilization and reduced congestion in enterprise environments.