IBM Unveils Industry’s First 0.7nm Chip Manufacturing Process with 3D Nanostacked Transistor Architecture

• June 25, 2026

IBM has introduced a groundbreaking advancement in the semiconductor industry by developing the first silicon chip manufacturing process at the subnanometer scale, achieving a transistor technology node of 0.7 nanometers (7 angstroms). This development marks a milestone in miniaturization and paves the way for more powerful and energy-efficient chips in the coming decade.

Advancing Semiconductor Technology with 3D Nanostacked Transistors

This new manufacturing process builds upon the concept of gate-all-around (GAA) transistors, an architecture where the transistor channel is completely surrounded by the gate. By integrating three-dimensional nanostacked transistor structures, IBM aims to surpass the limitations of current planar and FinFET designs, enabling greater transistor density and improved electrical control.

The innovative 0.7nm tech leverages nanoscale wires stacked vertically, enhancing the transistor’s ability to manage current flow with unprecedented precision. This leads to a significant reduction in power consumption while simultaneously increasing computational performance, addressing two fundamental challenges faced by chipmakers today.

IBM’s efforts represent a continuation of its pioneering role in semiconductor research, pushing the industry beyond the current 1nm threshold. The company projects that the practical application of this technology will be realized by 2031, aligning with the long-term trends of Moore’s Law and the ongoing demand for smaller, faster, and more efficient integrated circuits.

While specific details regarding manufacturing partners, product integration, or commercial deployment remain undisclosed, the announcement underlines the critical importance of novel transistor architectures and extreme scaling techniques for the future of electronics. The shift to subnanometer chips is expected to influence a wide range of devices, from data centers and AI accelerators to mobile and embedded systems.

As the semiconductor industry faces physical and economic challenges in further miniaturization, IBM’s 0.7nm process presents a promising direction, combining atomic-scale precision with advanced three-dimensional transistor structures. This breakthrough sets the stage for next-generation chips that achieve both higher performance and enhanced energy efficiency, responding to the increasing computational demands of modern technology.

IBM announces a breakthrough 0.7nm semiconductor process featuring Gate-All-Around 3D nanostacked transistors, targeting commercial use by 2031.