(Image credit: Tesla) Elon Musk on Wednesday showcased an image of one of the first samples of Tesla's AI5 hardware that will be used to drive AI applications in Tesla's cars, Optimus robots, and potentially xAI data centers. The AI5 processor is about half of the reticle size, uses industry-standard memory, and yet can be up to 40X faster than AI4 in certain scenarios, according to Elon Musk. "Congrats to the Tesla_AI chip design team on taping out AI5," Elon Musk wrote in an X post . "AI6, Dojo 3 and other exciting chips in [the works]. […] And thank you to @TaiwanSemi_TSC and Samsung for your support in bringing this chip to production! It will be one of most produced AI chips ever." Article continues below "I think the Tesla chip team is really designing an incredible chip here: by some metrics the AI5 chip will be 40 times better than the AI4 chip," Elon Musk said during Tesla's Q3 2025 earnings call.…