SK hynix Deepens HBM4 Collaboration with TSMC, Plans Mass Production in 2026

According to AjuDaily, SK hynix highlighted the core component of the AI era, HBM4, , with mass production planned for 2026 at a technology event hosted by TSMC. It also emphasized a key change that starting with HBM4, the "base die" will be manufactured using TSMC's advanced logic process. The two companies are engaging in strategic collaboration across multiple areas, including component supply and the custom HBM market. SK hynix plans to combine TSMC's CoWoS technology with its own HBM technology to deliver solutions that meet the needs of major global tech companies.