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Rohan Paul· @rohanpaul_ai · X· · Original publication time AI score54

Stanford study compares AI models’ economic value per unit of energyMachine translation

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Researchers introduced Joules-to-GDP to measure the net economic value of AI work per joule and tested five open models on 220 professional tasks spanning 44 occupations. In those tests, GLM 5.2 produced the most net value per task, while Gemma 4 31B achieved 56% of that value using 23% of the energy.

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@Avanika15 这篇论文真不错

ReplyAvanika Narayan@Avanika15
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@rohanpaul_ai 谢谢你分享我们的工作,@rohanpaul_ai 🙌🏽🙌🏽🙌🏽
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@rohanpaul_ai ty for sharing our work @rohanpaul_ai 🙌🏽🙌🏽🙌🏽

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Translation
斯坦福大学的一篇新论文发现,较小的 AI 模型每单位能源所创造的经济价值,可能远高于能力最强的模型。 如今世界受到能源和电力的限制,每项 AI 任务消耗多少能源确实应该得到研究。 研究人员在此构建了 Joules-to-GDP,用 AI 完成的工作所创造的美元价值减去其运行成本,再除以消耗的能量(焦耳)来衡量。他们用 GDPval 中涵盖 44 种职业的 220 项专业任务,测试了 5 个开放模型。 > GLM 5.2 每项任务创造的净价值最高,但 Gemma 4 31B 仅用其 23% 的能源,就创造了相当于其 56% 的净价值。 > 将运行 Qwen3.6-27B 的 H100 数量从 1 个增加到 8 个,任务耗时仅缩短了 22%,能源消耗却增至 3.2 倍。 > 尽管 GPT-OSS 120B 与 GLM 5.2 的价格和速度几乎相同,它的能源消耗却低了 68%。 > 用 8 个而不是 1 个 H100 芯片运行同一个模型,任务速度仅提高了 22%,能源消耗却增至 3.24 倍,而完成的工作所创造的美元价值几乎相同。 https://t.co/KAj3vxhHto
Original

New Stanford paper finds that a smaller AI model can return far more economic value per unit of energy than the most capable one. Now that the world is limited by energy/power, how much energy each AI task burns should indeed by studied. Here, the researchers built Joules-to-GDP, which measures the dollar value of an AI's work, minus its running cost, per joule of energy used. They tested 5 open models on 220 professional tasks from GDPval, covering 44 occupations. > GLM 5.2 produced the most net value per task, but Gemma 4 31B got 56% of it with 23% of the energy. > Moving Qwen3.6-27B from 1 to 8 H100s cut task time by just 22% while using 3.2x the energy. > GPT-OSS 120B used 68% less energy than GLM 5.2 despite nearly the same price and speed. > Running the same model on 8 H100 chips instead of 1 made tasks only 22% faster but used 3.24x the energy, for nearly the same dollar value of work https://t.co/KAj3vxhHto

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Source: Rohan Paul · x.com

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