Tesla says HW3 cars can’t reach unsupervised FSD without hardware upgrade
TL;DR
Tesla CEO Elon Musk said vehicles with Hardware 3 cannot achieve unsupervised Full Self-Driving and must upgrade to Hardware 4 (plus camera changes) to enable FSD. Tesla will offer discounted trade-ins and plans to run multiple upgrade lines in major cities to retrofit older models (roughly 2019–2023) with the new hardware, highlighting memory bandwidth as a key bottleneck for autonomous driving.
- Sorry to owners of older Teslas — your car won't be fully autonomous Business Insider
- Musk admits millions of older Teslas will need hardware upgrades for full self-driving qz.com
- Elon Musk Strikes Unusually Cautious Tone on Tesla Call The Information
- Tesla will build factories just to retrofit millions of HW3 cars it said could do FSD Electrek
- Tesla Promises Upgrade for Customers Who Bought Cars That Can’t Drive Autonomously WSJ
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