Hardware

B300 Blackwell Ultra: First Fine-Tuning Results

7 models, 1B to 72B parameters. The scaling curve has a kink at 13B that nobody predicted. FP4 at this scale does things BF16 doesn’t. We have the numbers.

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In progress
Full write-up coming soon
First published B300 fine-tuning results. Write-up nearly done.
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Everything in this article is measured, not promised. See it running:

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