IBM Sub-1nm Chip: Nanostack Architecture Packs 100 Billion Transistors IBM Sub-1nm Chip technology uses a 0.7 nm or 7 angstrom process-generation label and a three-dimensional nanostack architecture. IBM reports nearly 100 billion transistors on a fingernail-sized chip, ... AI Artificial Intelligence Automation Semiconductor Stocks 26-Jun-2026 0 331