Micron’s Sold-Out HBM Capacity Makes June 24 a Make-or-Break Catalyst - Investing.com UK

Micron's high-bandwidth memory (HBM) capacity has been fully sold out, making June 24 a critical turning point. HBM, as a core storage technology for high-performance computing and AI applications, re... Read original →

Micron’s fully booked HBM capacity signals a structural inflection driven by the AI compute arms race, not transient supply-demand imbalance. Technically, HBM3E and upcoming HBM4 intensify reliance on TSV, microbumps, and CoWoS packaging—forcing tighter co-investment with TSMC and Samsung. If Micron fails to demonstrate yield breakthroughs at its 1β node by June 24, it risks widening the technology gap with SK hynix. U.S. export controls on AI chips indirectly restrict HBM sales to Chinese customers, compelling Micron to reconfigure its client mix and raise operational complexity. Strategically, SK hynix locks in NVIDIA with HBM3E leadership, while Samsung counters via GDDR7. Over the next 18 months, HBM will shift from optional to mandatory in GPUs, pushing memory costs above 40% of total AI chip BOM and accelerating near-memory computing within chiplet architectures.