# Tesla HW4 (FSD Computer 2) (compute soc)

Tesla's second-generation in-vehicle FSD compute board (2023-present); shipping in every new Model S/3/X/Y as the AV inference substrate. Believed fabricated by Samsung Foundry.

## Identity

- Component class: compute_soc
- Safety critical: yes
- Verification posture: verified

## Used in models (2)

- [Tesla Optimus](/models/tesla-optimus.md) (primary safety) - primary inference compute
- [Cybercab](/models/tesla-cybercab.md) (primary safety) - primary inference compute

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