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Musk's $5T Chip Ambition: Terafab on the Horizon?
16 Apr
Summary
- Musk seeks suppliers for ambitious Terafab AI chip project.
- Project aims for 1 terawatt of annual computing capacity.
- Capital spending estimated between $5 trillion to $13 trillion.

Elon Musk's venture, operating under the codename Terafab, is reportedly taking early steps toward building advanced semiconductor chips for artificial intelligence, robotics, and space applications. Representatives for Tesla and SpaceX have reached out to key chipmaking equipment suppliers like Applied Materials and Tokyo Electron for pricing and delivery information.
This initiative aims for an unprecedented scale, targeting the supply of 1 terawatt of annual computing capacity. Industry experts estimate the capital investment required for Terafab could range from $5 trillion to $13 trillion. The project intends to handle the entire chip manufacturing process in-house.
Musk has expressed concerns that the current semiconductor industry is not scaling fast enough to meet the burgeoning demand from AI companies. Terafab's pilot line is planned for Austin, Texas, with a goal to begin silicon manufacturing by 2029, eventually scaling up production.
The venture seeks to support Musk's artificial intelligence company, xAI, as well as humanoid robots and data centers. While the feasibility and timeline remain uncertain, Musk has a history of achieving seemingly impossible goals with SpaceX and Tesla.