NVIDIA Announces Spectrum-X Photonics, Co-Packaged Optics Networking Switches to Scale AI Factories to Millions of GPUs

Core Insights - NVIDIA has introduced NVIDIA Spectrum-X and NVIDIA Quantum-X silicon photonics networking switches, which significantly enhance energy efficiency and operational costs for AI factories [1][2][3] - The new networking solutions integrate optical innovations, achieving 3.5x more power efficiency and 10x better network resiliency compared to traditional methods [2][4] Group 1: Product Features - NVIDIA Spectrum-X Ethernet platform offers 1.6x bandwidth density compared to traditional Ethernet, supporting multi-tenant, hyperscale AI factories [4] - The Spectrum-X switches can deliver a total bandwidth of 100Tb/s with configurations of 128 ports of 800Gb/s or 512 ports of 200Gb/s, and up to 400Tb/s with 512 ports of 800Gb/s or 2,048 ports of 200Gb/s [4] - NVIDIA Quantum-X Photonics switches provide 144 ports of 800Gb/s InfiniBand, featuring a liquid-cooled design for efficient cooling and offering 2x faster speeds and 5x higher scalability than previous generations [5] Group 2: Industry Collaboration - NVIDIA's silicon photonics ecosystem includes collaborations with industry leaders such as TSMC, Coherent, Corning Incorporated, and Foxconn, among others [6][7] - TSMC's silicon photonics solution enhances NVIDIA's capabilities to scale AI factories to millions of GPUs, leveraging advanced chip manufacturing and 3D chip stacking technologies [7] Group 3: Availability - NVIDIA Quantum-X Photonics InfiniBand switches are expected to be available later in 2025, while Spectrum-X Photonics Ethernet switches are anticipated in 2026 [8]