source:[1] Samsung Confirms HBM5 Will Use 2nm GAA Process, Speed Increased by More Than 50% Over HBM4E (https://wallstreetcn.com/articles/3778001 ...)[2] Samsung Foundry to Apply '2nm GAA' to HBM5... Set to Lead AI Semiconductor Market - 아시아경제 (https://www.asiae.co.kr/en/article/enterprise ...)[3] Samsung to Debut 2nm GAA Process in Next-Gen HBM5, Targeting 50% Speed Boost - finance.biggo.com (https://finance.biggo.com/news/ea35b89d-f150- ...)[4] Samsung Inks Landmark $200 Billion Chip Deal With Broadcom, Challenging TSMC's Foundry Dominance - finance.biggo.com (https://finance.biggo.com/news/a63de402-1ace- ...)[5] Samsung HBM5 AI memory to adopt 2nm GAA technology - Sammy Fans (https://www.sammyfans.com/2026/07/26/samsung- ...)