SEOUL :Samsung Electronics said on Friday it is in "close discussion" to supply its next-generation high-bandwidth memory (HBM) chips, or HBM4, to Nvidia, as the South Korean chipmaker scrambles to catch up with rivals in the AI chip race. Samsung, which plans to market the new chip next year, did not specify when it aims to ship the latest version of its HBM chip, a key building block of artificial intelligence chipsets. Local rival SK Hynix, Nvidia's top HBM chip supplier, on Wednesday said