Samsung has announced a significant breakthrough in memory technology that addresses the "memory bottleneck" hindering AI advancements and promises faster, more efficient AI tools and longer smartphone battery life.

• Samsung is mass-producing HBM4 and teasing HBM4E memory, capable of moving 4.0 terabytes of data per second, resolving the data delivery issue for AI processors.
• The breakthrough was unveiled at NVIDIA's GTC 2026 conference.
• Samsung's new manufacturing fix, Hybrid Copper Bonding, reduces heat resistance by over 20 percent, solving overheating issues in stacked memory chips.