Huawei Open-Sources 505-Billion-Parameter openPangu-2.0-Pro Trained on Ascend NPUs Without Nvidia Hardware
Huawei released the weights, inference code, and technical report for openPangu-2.0-Pro, a 505-billion-parameter Mixture of Experts model trained entirely on Ascend 910B NPUs. No Nvidia hardware was involved. But TechInsights teardowns of Ascend chips found TSMC-fabricated dies and Samsung HBM stacks inside, complicating the 'fully domestic' narrative.