Elon Musk is Playing a Different Chip Game

Elon Musk is Playing a Different Chip Game

Most companies buy their chips. Elon Musk wants to build the factory that makes them, and neither of the companies leading the effort has ever produced a single silicon wafer. So how serious is this plan, and what would it take to pull off?

Terafab is the joint chip-making project of Tesla, SpaceX, and xAI, announced in Austin in March 2026. The stated goal is to bring logic, memory, advanced packaging, and testing under one roof, so chips can be designed, built, tested, and revised in a fast loop instead of crossing continents. This documentary explains why Musk says the existing chip industry cannot keep up, what the terawatt-scale target actually means, and how the plan compares with the real output of the world’s largest chipmaker.

We follow the money as it moved from early estimates around twenty billion dollars to a fifty-five billion dollar initial filing, a possible one hundred nineteen billion dollar total, and a confirmed first ph