Crehan Research: Five-Fold Increase in Server Networking Bandwidth by 2017

In Focus: Infiniband

🌐 InfiniBand High-Performance Networking Fabric for AI and HPC Clusters
InfiniBand is a high-performance networking technology used to connect servers, GPUs, storage systems and accelerators in AI training clusters, supercomputers and high-performance computing environments. Known for low latency, high throughput and native RDMA support, InfiniBand remains a major fabric for tightly coupled compute workloads.
Why It Matters	Large AI training systems require fast, predictable communication across thousands of GPUs. InfiniBand provides a mature, purpose-built fabric for scale-out compute, helping reduce communication overhead and improve accelerator utilization in demanding AI and HPC deployments.
Category	Networking Technology
Typical Deployment	AI training clusters • HPC supercomputers • GPU fabrics • Research computing • Large-scale simulation
Key Capabilities	Native RDMA • Low latency • High throughput • Adaptive routing • Congestion control • Collective communication support • Scale-out GPU networking
Topics Covered	AI Infrastructure • GPU Networking • High-Performance Computing • RDMA • Supercomputing • Scale-Out AI • Data Center Fabrics
Key Companies	Dell Technologies • HPE • Lenovo • NVIDIA • Supermicro
Related Technologies	RDMA • RoCE • Ethernet • Ultra Ethernet • AI Infrastructure
Standards & Industry Groups	InfiniBand Trade Association

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