SK hynix ships samples of next-gen AI chip HBM4E to global customers

The memory maker has sent 12-layer HBM4E samples to major customers, highlighting faster progress in next-generation AI chips amid rivalry with Samsung Electronics.

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SK hynix's 12-layer HBM4 memory chips on display at the SK AI Summit in Seoul on Nov. 3 [YONHAP]
SK hynix's 12-layer HBM4 memory chips on display at the SK AI Summit in Seoul on Nov. 3, 2025.

SK hynix said Thursday it has begun shipping samples of its latest high-bandwidth memory (HBM) chip, the 12-layer HBM4E, to major global customers, marking another step in the race to supply next-generation memory for AI applications.

"The company was able to deliver samples of the 12-stack HBM4E on schedule thanks to its advanced HBM development and production expertise for HBM," SK hynix said in a press release. "We will work closely with partners for mass production in a timely manner."

The 12-layer HBM4E delivers improvements in both performance and power efficiency, according to the company. It offers more than 20 percent greater power efficiency than the previous memory model.

The enhancements are expected to improve data processing capabilities for AI training and inference workloads.

"SK hynix has laid the foundation to strengthen its AI leadership with HBM4E based on its market-leading technological capabilities and manufacturing expertise," Ahn Hyun, president and chief development officer, said in a statement. "Through close collaboration with our partners, we will deliver the value needed in the market while reinforcing our technology leadership as a full-stack AI memory creator."

SK hynix's customers include major AI companies, such as Advanced Micro Devices, Nvidia and Google.

The announcement comes about a month after local rival Samsung Electronics began shipping HBM4E samples, which the company described as the world's first shipment of the next-generation AI memory product.


Yonhap