Hardware2h ago
Huawei HiFloat4 Outperforms MXFP4 In Chip Tests
Huawei's HiFloat4 training format beat the Western-developed MXFP4 during tests on Ascend chips. This performance gain suggests that US export controls are accelerating Chinese development of custom numerical formats. The shift reduces reliance on foreign standards. Hardware engineers should monitor how these proprietary formats impact cross-platform model portability and training efficiency.