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Samsung Elec and AMD sign MoU on AI memory, explore foundry partnership

By Thomson Reuters Mar 18, 2026 | 3:02 AM

SEOUL, March 18 (Reuters) – Samsung Electronics and Advanced Micro Devices (AMD) signed a memorandum of understanding to expand their strategic partnership on memory chip supplies for artificial ​intelligence infrastructure, the companies said on Wednesday.

The agreement ‌will focus on supplying Samsung’s next-generation high-bandwidth memory (HBM4) for AMD’s upcoming Instinct MI455X AI accelerators, as well as optimised DDR5 memory for AMD’s sixth-generation EPYC processors, they said in a statement.

The companies will also ‌discuss ​opportunities for a foundry partnership, under ⁠which Samsung could provide ⁠contract chip manufacturing services for next-generation AMD products.

Under the agreement, Samsung will position itself as a key HBM4 supplier for AMD’s next-generation AI GPUs. The South Korean firm ​has already been a primary HBM supplier for AMD, supplying HBM3E chips used in AMD’s MI350X and MI355X ⁠accelerators.

The agreement comes during the week ⁠of Nvidia’s annual developer conference GTC, where ​CEO Jensen Huang on Monday announced a foundry partnership with ​the Korean firm and praised its HBM4 chips.

The tie-up ‌highlights a broader race among global chipmakers to lock in long-term supply partnerships for advanced memory, as AI-driven demand reshapes the semiconductor industry and tightens supply of HBM chips.

Last ⁠month, AMD said it had agreed to sell up to $60 billion worth of AI chips to Meta Platforms over five years, ⁠a deal that ‌allows the Facebook owner to purchase as ⁠much as 10% of the chips. AMD signed ​a ‌similar deal with OpenAI last year.

Samsung, the ​world’s largest ⁠memory chipmaker, has been seeking to narrow the gap with rivals in the fast-growing HBM segment. It holds about a 22% share of the global HBM market, compared with market leader SK Hynix’s 57%, according to Counterpoint.

(Reporting by Heekyong YangEditing ​by Ed Davies)