Checked fact 171817 Oct 2026Models and releases

The model card says peak GPU memory is about 31 GB in BF16 at 1024x1024 on a B200, without the upsampler.

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The exact words it rests on

Peak GPU memory with the reference code, B200, 1024x1024, prompt upsampler off: 31 GB in BF16

What the source said when we opened it, on 17 Oct 2026.

The source

FLUX 3 Image Klein model card
Hugging Face / Black Forest Labs

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Checked

Checked by the notis newsroom on 17 Oct 2026, against the source above.

In the story

Black Forest Labs put FLUX 3 Image Klein, a 5.6B open-weights model, on Hugging Face under a revenue-limited licence. 17 Oct 2026

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In a sentence

“The model card says peak GPU memory is about 31 GB in BF16 at 1024x1024 on a B200, without the upsampler.” ai notis, checked 17 Oct 2026. Source: FLUX 3 Image Klein model card (Hugging Face / Black Forest Labs). https://ainotis.com/c/1718

As a reference (APA style)

ai notis. (2026, October 17). The model card says peak GPU memory is about 31 GB in BF16 at 1024x1024 on a B200, without the upsampler [Checked claim 1718]. ai notis. https://ainotis.com/c/1718

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