Analysis: from 2019 to 2025, gains in pretraining compute efficiency came mostly from data improvements rather than model improvements (Dwarkesh Podcast)

TechmemeSeptember 9, 2026en

Dwarkesh Podcast : Analysis: from 2019 to 2025, gains in pretraining compute efficiency came mostly from data improvements rather than model improvements — Breaking down 6 years of pretraining progress into data vs model improvements — How much of the rapid progress in AI that we've seen over the last few years 1 …

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