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