Beyond PPA: How Total Cost of Ownership Is Reshaping Chip Design
semiconductor-digest.com Jun 11, 2026

Beyond PPA: How Total Cost of Ownership Is Reshaping Chip Design

AI-summarised brief · reviewed before publication

As semiconductor nodes advance to 3nm and below, the traditional metric of power, performance, and area (PPA) is no longer sufficient for design decisions. Senior ASIC engineer Adarsh Mittal advocates for total cost of ownership (TCO) as the dominant framework, encompassing cooling infrastructure, software tuning overhead, operational complexity, and long-term reliability alongside silicon metrics. TCO-aware design starts during microarchitecture, considering power density, thermal behavior, and infrastructure costs as first-class constraints. Key performance indicators provide a more realistic view of downstream cost and operational risk.

💡 Why It Matters

  • · The shift to TCO thinking can reveal hidden cost drivers and enable chips that are commercially sustainable and strategically competitive, rather than just technically impressive at tape-out.
  • · By prioritizing performance per dollar and long-term operational expense, companies like NVIDIA and AMD are already gaining a strategic advantage in the market.