Sam Altman says the RAM in your PC is used "5% of the time." Your browser tabs disagree

OpenAI CEO Sam Altman sat down with Stripe co-founder John Collison for the Cheeky Pint podcast, in an episode published October 29. About half an hour in, the talk turned to the memory shortage, and Altman said this about running AI models at home:

"A lot of people want local inference. And somehow, they assume that the problem is solved now... But from a global allocation perspective, actually, it's quite terrible to have everybody have a bunch of the world's limited supply of DRAM sitting in their own computer. And, being used [...] 5% of the time. You want maximum utilization in the cloud if you're trying to deal with this very supply constrained environment."

That is from the episode's official transcript, which we read on October 30.

Why it blew up. Memory is expensive right now because AI data centers are buying so much of it, and the PC and console crowd is the group paying for that. Hearing the CEO of one of the biggest AI buyers call home RAM wasteful went over about how you'd expect. Tom's Hardware and Polygon both wrote it up on Friday, and "Sam Altman" and "DRAM" were both trending on X in the US Friday afternoon.

What he did not say. He didn't say people should give up their PCs, and he didn't explain the 5% number. It isn't clear if he means how often memory is used for AI, how much of the day a computer is on, or something else. Treat it as a rough estimate, not a measurement.

The fair part of his point. One shared server that runs all day does get more work out of each memory chip than a laptop that sits closed most of the night. Earlier in the same episode he said the "invisible hand is failing right now" on memory supply, and that he'd "be very sad" if the cost of chips and energy doesn't come down.

The part people pushed back on. The RAM in your computer isn't only there for AI. It runs your operating system, your browser, your games, your editor and whatever else you have open, which is why our cartoon RAM stick hasn't sat down since 2023. Local models also mean your prompts stay on your own machine. The tabs and the 97% in our cartoon are a joke. The quote is real.

Sources: Cheeky Pint episode 39 transcript (read October 30, 2026), Tom's Hardware and Polygon (October 30, 2026). Not sponsored; no affiliate links.

MODEL Editors