Intel officially announced the key technical data of the Intel 18A-P process node through paper T1.2 at the VLSI 2026 seminar held in Honolulu, Hawaii. Compared with the standard Intel 18A node, 18A-P achieves a performance gain of more than 9% under the same power consumption and reduces power consumption by more than 18% under the same performance.
These types of performance and power improvements, typically only seen with cross-generational node transitions, can now be achieved with the 18A-P at the same density.
The original Intel paper lists four specific improvements: additional logic VT pairs, tighter clock offset angle control, new low-power devices in high-density (HD) and high-performance (HP) libraries, and performance-enhanced versions of HP devices in both libraries.
Intel has narrowed the skew corners of 18A-P by about 30% compared with standard 18A. The performance difference between transistors on the same wafer is significantly reduced, the power consumption and performance characteristics are more predictable, and the parameter yield and chip consistency are simultaneously improved.
In terms of heat dissipation, the thermal resistance of 18A-P is about 50% lower than that of 18A, and the thermal conductivity efficiency is greatly improved. This is particularly critical for sustained high-frequency operation in high-performance computing scenarios, and also directly responds to the heat dissipation challenges brought by back-side power supply technology (PowerVia).
Intel has shipped version 1.0 of its PDK process design kit for 18A-P to potential customers to enable them to begin testing chip verification. This process is still based on the RibbonFET all-around gate transistor architecture and PowerVia back power supply technology, and is a performance-enhanced version of the 18A platform.
According to TrendForce, Apple is evaluating the use of the 18A-P process to produce M-series chips, while Google is considering using Intel's EMIB advanced packaging technology to promote the TPU v8e project. Related products may be launched as early as 2027.