Who defines AI interconnects next? Huawei's UnifiedBus 2.0 takes on NVLink

Staff reporter, Taipei; Levi Li, DIGITIMES Asia Tuesday 23 September 2025 0

UnifiedBus, Huawei's interconnect protocol for SuperPoDs. Credit: Huawei

At Huawei Connect 2025 in Shanghai, Huawei introduced the Atlas 950 SuperPoD and debuted UnifiedBus 2.0 (UB 2.0), its optical interconnect protocol that will be opened to industry partners. The launch directly challenges Nvidia's NVLink dominance.

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