Samsung shares surged as much as 6.51% after the company began shipping samples of its industry-first 12-layer HBM4E AI memory chip globally. The development advances Samsung's push to compete with SK Hynix in high-bandwidth memory for AI accelerators from Nvidia and Google.

High Bandwidth Memory chips, such as those produced by Samsung, SK Hynix and Micron are used in advanced artificial intelligence systems.
Samsung is pushing to gain ground in next-generation AI memory.
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