CXMT ships first HBM3E, closing China's AI memory gap
Chinese memory maker CXMT — which sued the Pentagon last week to challenge its military-company designation — produced its first High Bandwidth Memory 3E chips, the same generation that SK Hynix and Samsung supply for Nvidia's Blackwell and Vera Rubin accelerators.
- HBM3E is the bandwidth-critical layer in every Nvidia AI accelerator; domestic Chinese supply removes the most targeted US export leverage point
- CXMT already has LPDDR6 in production; HBM3E moves it from smartphone memory into AI server memory — a different tier of strategic significance
- The chips arrived the same week as the Pentagon lawsuit, signalling the company is pursuing parallel legal and engineering paths simultaneously