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Tesla Halves RAM in AI5 and AI6 To Boost Optimus Output

By Jeffrey English, Founder

Published Oct 19, 2026 · The Robot Economy verified record · Paid subscribers

Topline

Tesla has reduced AI5 RAM to 72GB and AI6 to 144GB, citing a need to secure memory supply and reduce cost for Optimus humanoid robot production, Humanoids Daily reports, quoting Elon Musk.

Technician works on a standing humanoid robot in a bright, modern lab with a tool cart nearby.