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Nvidia Opens NVLink Fusion to Partners, Redefining AI Data Center Connectivity

At Computex 2025, Nvidia launched NVLink Fusion, an open interconnect standard enabling third-party silicon integration into its AI platform, with Qualcomm and Fujitsu as early adopters.

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Overview

  • NVLink Fusion, Nvidia's fifth-generation interconnect technology, provides 1.8 TB/s per GPU, a 14x bandwidth improvement over PCIe Gen5.
  • The technology is integrated into Nvidia's GB200 and GB300 NVL72 racks, supporting 130 TB/s across 72 accelerators for AI data centers.
  • For the first time, Nvidia is offering NVLink as an open IP standard, enabling third-party CPUs and ASICs to integrate directly into its ecosystem.
  • Qualcomm and Fujitsu are the inaugural adopters, with Qualcomm planning to incorporate NVLink Fusion into its Oryon CPUs for AI inference workloads.
  • The move challenges the Ultra Accelerator Link consortium's competing open standard, positioning Nvidia to maintain dominance in modular AI infrastructure.