Hardware4h ago
Huawei HiFloat4 Outperforms MXFP4 In Chip Tests
Huawei's HiFloat4 training format beat the Western-developed MXFP4 standard during tests on Ascend chips. This performance gap suggests that US export controls are accelerating China's development of proprietary numerical formats. Engineers must now track divergent hardware standards as Huawei optimizes its silicon to bypass external dependencies. This shift complicates cross-platform model portability.