Tesla Confirms Hardware 3 Lacks Unsupervised FSD Capability

Tesla CEO Elon Musk confirmed during the company's first-quarter 2026 earnings call that vehicles equipped with Hardware 3 cannot achieve unsupervised Full Self-Driving capabilities, requiring physical upgrades for owners who purchased the feature. The announcement affects approximately four million Tesla cars produced between 2019 and early 2023, including models such as the Model S, Model X, Model 3, and Model Y.

Musk stated that Hardware 3 lacks the necessary processing power for unsupervised operation, primarily due to its memory bandwidth being only one-eighth that of the newer Hardware 4. "Hardware 3 simply does not have the capability to achieve unsupervised FSD," Musk said. "We did think at one point it would, but relative to Hardware 4, it has only one-eighth the memory bandwidth of Hardware 4." Tesla had previously promoted Full Self-Driving as a software solution achievable through over-the-air updates, a key selling point that led many buyers to pay up to $15,000 for the package.

To address the issue, Tesla plans to offer Hardware 4 upgrades, which involve replacing the vehicle's computer and cameras. The company also intends to provide discounted trade-ins toward...