TSMC 2025 Tech Forum Reveals Key Innovations Recap

1.1 Core Insight: AI is Expanding from the Cloud to the Edge

AI was initially concentrated in data centers, such as for GPT model training.

TSMC points out: AI will be ubiquitous (edge AI, end devices, autonomous driving, robotics, etc.).

Driving rapid growth in wafer demand for high-performance computing (HPC), smartphones, automotive electronics, and IoT.

1.2 Market Forecast (by 2030):

Global semiconductor market size will reach USD 1 trillion

Breakdown:

  • HPC & AI: 45%
  • Smartphones: 25%
  • Automotive electronics: 15%
  • IoT: 10%
  • Others: 5%

2.1 A14 Node (Mass Production Expected in 2028)

Technical Features:

  • 2nd generation nanosheet transistors
  • Shrinking pitch (tighter layout, improved PPA)
  • Innovative device architecture + nano-flex technology (boosts performance and power efficiency)

Expected Outcomes:

  • Development ahead of schedule, yield meets standards
  • Super power rail version (2029): further enhances power delivery

2.2 A16 Node (Mass Production Expected in 2026)

Technical Features:

  • Uses Super Power Rail (SPR)
  • Backside power delivery: reduces IR drop, increases density
  • Optimized for data center/HPC applications

2.3 N2 Series (Mass Production Starts in H2 2025)

  • N2: First mass production node adopting nanosheet structure at scale
  • 256Mb SRAM average yield over 90%
  • Suitable for energy-efficient computing and mobile devices
  • N2P (H2 2026): more power-efficient and higher performance than N2
  • N2X (2027): designed for ultimate performance, ~10% frequency boost

Customer Adoption:

  • HPC/AI adoption accelerating, 2nd-year NTO count ~4x that of N5

2.4 N3 Series: The Peak and Conclusion of FinFET Technology

  • N3E: Already in mass production with good yield, used for flagship phones, HPC, AI
  • N3P (Mass Production Q4 2024): successor to N3E
  • N3X: tailored for high-frequency CPUs
  • N3A: automotive-grade
  • N3C: entry-level products
  • N3 series is the final FinFET family, with a long lifecycle and broad applicability

3.1 3D Packaging Family (TSMC – SoIC®, CoWoS®, InFO®)

  • SoIC®: 3D chip stacking technology to enhance performance and bandwidth
    • N3 stacked with N4 (6μm pitch) → mass production in 2025
    • A14 stacked with N2 → mass production in 2029
    • Already in mass production since 2022

Future:

  • CoWoS® / InFO®: ideal for high-bandwidth memory (HBM) and logic chip integration
  • SoW (System on Wafer):
    • Wafer-level system integration (SoW-X tech expected 2027)
    • For high-speed AI transmission and compute-intensive logic (e.g., H100, B200 AI chip architectures)

4.1 Integrated Power Solutions (Dedicated for AI)

  • AI power consumption is rising rapidly, compute units reaching kilowatt (kW) levels
  • TSMC proposes single-chip PMIC + inductor solution, with 5x power density of traditional PCBs
  • eDTC/DTC tech in CoWoS-L: aids filtering and stabilizes power supply
  • AR/VR devices require “lightweight and efficient” design; TSMC offers high-density system integration platforms
  • Future humanoid robots will demand ultra-high-density chips
  • TSMC invests in high-density power delivery, high-speed computing, and integrated AI accelerators and memory
YearProcess Node & PackagingApplication Areas
2024N3P, CoWoS-L, power filteringSmartphones, HPC, AI
2025N2, SoIC N3 stacked with N4Data centers, Edge AI
2026N2P, A16Higher chip density, backside power
2027N2X, SoW-XHigh-performance AI integration systems
2028A14New architecture + nano-flex transistors
2029A14 Super Rail Version, SoIC A14 stacked with N2Ultimate AI chip integration
2030Wafer-level system, mature high-density power deliveryHumanoid robots, AR
End-of-Yunze-blog

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