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Tesla AI5 Chip Memory Cut 2026: 5 Ways It Boosts Optimus

Elon Musk Slashed Tesla's AI5 Chip Memory in Half — and Says Optimus Won't Even Notice Co-produced by Daniel Aharonoff and DigitalDan As the chief editor of tesladan.me, I live for the moments when Elon Musk casually drops engineering news on X that would be a keynote announcement at any other company. On October 1, 2026, he did it again — this time about the silicon brains inside Tesla's cars and, more importantly, its robots. The message was startling in its bluntness: Tesla is cutting the memory on its upcoming AI5 chip in half, from 144 GB down to 72 GB of LPDDR5. The AI6 chip is getting a trim too, dropping by a third to 144 GB of LPDDR6. Wait — Tesla is downgrading its most important chip? Before you panic, read Musk's reasoning, because it might be the most telling Tesla Optimus production update we've gotten all year. He said the cut was "the only way to get enough volume for Optimus production" and that it "greatly reduces cost." And...

Tesla's Milestone: Producing 1k Cybertruck's Worth of 4680 Cells at Giga Texas

TeslaDan Review: Tesla's 4680 Cell Production Milestone at Giga Texas

In a groundbreaking achievement for Tesla, the electric vehicle giant successfully produced enough 4680 cells at its Giga Texas facility last week to power a thousand Cybertrucks. This significant milestone marks a monumental step forward in Tesla's quest for vertical integration and battery technology advancement. As an avid follower of Tesla's innovations and developments, I couldn't help but delve into the details of this impressive feat.

Unpacking the Significance

  • Massive Scale: Producing enough 4680 cells to power a thousand Cybertrucks showcases Tesla's ability to scale up its battery production at an unprecedented rate.
  • Efficiency Boost: The 4680 cells, known for their larger size and energy density, are poised to revolutionize the EV industry by offering increased range and performance.
  • Vertical Integration: By manufacturing these cells in-house at Giga Texas, Tesla reduces its reliance on external suppliers, enhancing control over its supply chain and cost structure.

Trivia Time!

Did you know? The 4680 cells are named after their dimensions: 46mm in diameter and 80mm in length, reflecting their larger size compared to traditional cylindrical cells.

As Tesla continues to push the boundaries of innovation in the electric vehicle sector, the successful production of 4680 cells at Giga Texas represents a pivotal moment in the company's journey towards sustainable energy and transportation. With the promise of improved performance, efficiency, and cost-effectiveness, these cells are poised to underpin Tesla's future vehicle lineup and solidify its position as a leader in the EV market.

Stay tuned as TeslaDan brings you more insights and analysis on Tesla's latest developments and advancements in the realm of sustainable transportation and energy.

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By clicking on my Referral Link and mentioning that I, TeslaDan, sent you, you'll not only join the Tesla family but also show your support for me and my passion for Tesla. Your support means a lot and I appreciate it!

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