Key Advantages of the MCX755106AC-HEAT Network Card
The MCX755106AC-HEAT delivers exceptional 400G connectivity with dual support for NDR InfiniBand and Ethernet protocols. This dual-protocol capability ensures highly adaptable deployment strategies across complex artificial intelligence, high-performance computing (HPC), and intensive cloud environments. Procurement teams benefit from a single, versatile component that addresses multiple architectural demands without requiring separate hardware iterations.
Powered by the highly efficient NVIDIA ConnectX-7 architecture, this adapter fundamentally transforms data throughput. It integrates GPUDirect RDMA, RoCE (RDMA over Converged Ethernet), and sophisticated hardware acceleration. By bypassing the CPU and enabling direct memory access, it drastically reduces latency and maximizes overall system performance during heavy computational workloads.
Physical Specifications and Interface Adaptability
Built on the PCIe Gen5 x16 interface, the card offers unprecedented bandwidth, scalability, and operational efficiency critical for dense GPU clusters and distributed storage systems. Physically, the adapter utilizes a standard HHHL (Half-Height, Half-Length) form factor paired with a precision-machined tall bracket. This structural design ensures a secure, vibration-resistant fit within standard server chassis. The tactile feedback of the OSFP connector port during cable insertion confirms a secure physical link, while the metallic cage design effectively channels thermal output away from critical internal components.
Advanced Network and Traffic Control
End-to-End QoS: Prioritizes critical data streams to maintain optimal flow across the network fabric.
Congestion Control: Intelligently manages traffic spikes to prevent data packet loss during peak computational periods.
ASAP Hardware Offload: Accelerated Switch and Packet Processing technology actively eliminates network bottlenecks and significantly lowers CPU utilization, freeing up processing power for core application tasks.
System Compatibility and Interoperability
Integration into existing infrastructure is straightforward. The card offers comprehensive compatibility with major operating systems, including Linux, Windows, and VMware. Furthermore, it operates flawlessly alongside various third-party RDMA-capable 400G Ethernet and InfiniBand switches, allowing data center architects to design flexible, heterogeneous networks without vendor lock-in constraints.
Competitive Advantages of the MCX755106AC-HEAT Network Card
Delivering an immense 400G bandwidth, the MCX755106AC-HEAT provides a substantial performance leap over previous HDR 200G iterations and standard Ethernet adapters. This exponential increase in throughput is vital for accelerating complex AI training models and demanding HPC workloads, where data starvation can severely impact processing timelines.
The inherent Virtual Protocol Interconnect (VPI) architecture distinguishes this card from conventional Ethernet NICs. By natively supporting both InfiniBand and Ethernet, it offers unparalleled architectural flexibility. This dual nature protects initial capital investments, allowing facilities to transition between protocols as their infrastructure evolves without replacing the underlying hardware. With GPUDirect RDMA and low-latency networking technologies, it improves GPU-to-GPU communication efficiency and accelerates AI training performance.
Security and Data Protection
In modern data centers, securing data in transit is paramount. This adapter features a hardware root of trust with Secure Boot and Crypto Enabled capabilities. It performs inline encryption and decryption for TLS, IPsec, and MACsec protocols directly on the card. This hardware-level security ensures end-to-end data protection across the network fabric without imposing a performance penalty on the host processor.
Operating Environment and Power Management
Efficiency extends to power consumption and thermal management. The card operates with a typical power draw of 25.9W, an optimized metric for 400G throughput. It is engineered to perform reliably under strict temperature, humidity, and airflow conditions. When installed in high-density clusters, the optimized thermal profile helps maintain a balanced internal chassis temperature, allowing server cooling fans to operate at lower, more efficient acoustic levels.
Typical Networking and Topology Solutions
For large-scale deployments, the adapter supports versatile end-to-end interconnect topologies. A common architectural reference involves connecting a central 400G NDR switch via specialized splitter cables to multiple ConnectX-7 network cards distributed across several compute nodes. This streamlined topology simplifies the procurement of cabling accessories and reduces the physical footprint of the network fabric.
Why Choose TELEFLY
TELEFLY operates as a highly reliable supplier of advanced AI and data center infrastructure solutions. Headquartered in Shenzhen with strategic operations in Hong Kong, we manage a comprehensive supply chain tailored for enterprise-grade deployments. Backed by our dedicated in-house server testing and diagnostic facility, we supply fully verified GPUs, servers, switches, network adapters, optical modules, and enterprise storage products.
Every component undergoes rigorous visual and functional inspections. Technicians evaluate the physical integrity of the printed circuit boards and run extensive diagnostic stress tests to ensure optimal performance under sustained loads. This meticulous attention to detail guarantees that the hardware you receive is ready for immediate deployment in mission-critical environments.
International Certification and Environmental Compliance
We understand the strict regulatory requirements of global data centers. The hardware we supply complies with major international standards, holding certifications such as CE, FCC, RoHS, and CB. These credentials assure procurement teams that the equipment meets stringent safety, electromagnetic interference, and environmental protection benchmarks.
Leveraging extensive inventory resources, efficient global logistics, and dedicated technical engineering support, TELEFLY provides a dependable, cost-effective, and comprehensive procurement experience. We are committed to supporting the expansion of AI, HPC, cloud computing, and enterprise data centers worldwide with verified, high-performance physical infrastructure.
