400G QSFP112 Transceivers

A practical guide to 400G Ethernet and 400G network interconnections, covering switches, NICs, optical transceivers, and DAC/AOC cabling to help build scalable, high-bandwidth data center networks.

This paper systematically reviews the current status and trends of the AI ​​industry in 2025, the structure of the computing power industry chain, commercialization paths, and emerging scenarios such as embodied intelligence and quantum computing. It also analyzes the transition of AI from technology to large-scale application.

This article analyzes the network architecture of the NVIDIA B300 cluster, including the dual-solution design of Spectrum-X RoCE Ethernet and Quantum-X800 InfiniBand, and introduces the key networking points of compute, storage and management networks.