this post was submitted on 18 May 2026
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[–] NateNate60@lemmy.world 13 points 1 week ago* (last edited 1 week ago)

By comparison, xAI's supercomputer capacity isn't public but is estimated to be around 500 exaflops.

Edit: And that's just fucking X of all companies so imagine what an actual serious company like Google or Microsoft could have cooked up.

So while this is impressive, going CPU-only has probably resulted in a computer which costs an order of magnitude more while performing an order of magnitude less.

There is a reason the GPU architecture is still king in this aspect.

[–] Phoenix3875@lemmy.world 7 points 1 week ago (1 children)

These are super computers for HPC, not "AI model training". The link inside is saying it's using AI to do quantum chemistry, not developing AI itself.

[–] Septimaeus@infosec.pub 1 points 1 week ago

Which is an even bigger let-down, because that means its entire purpose is to approximate quantum computing slightly better than other classical simulators, all of which are fundamentally incapable of quantum simulation.

Background: ML can lend a higher degree of realism to QC simulation, which can be useful for experiment development due to the expense of real quantum compute time but with a lot of asterisks relating to accuracy.

Ultimately since real QC is non-negotiable for modern quantum chemistry, this super computer was likely built as a cost-saving measure that would only be justified by a lack of funding and/or affordable access to QC.

[–] Steve@startrek.website 4 points 1 week ago

I feel threatened.