# Krea 3 runs 6.9x faster on AMD MI355X at 98.3% of original quality

> Original title: Krea 3 in 3.3 seconds on AMD.

- Source: Krea
- Published: 2026-11-03T17:12:55.000Z
- Bad Influence: https://badinfluence.news/items/hljekb03qen84mphc74lnraao
- Original: https://x.com/krea_ai/status/2117666342979711409

## Summary

Krea reports that Hedra Labs made the diffusion transformer behind Krea 3 6.9 times faster on AMD Instinct MI355X, cutting generation time from 22.9 seconds to 3.3 seconds. The post says MXFP6 GEMM runs 2.8 times faster than BF16, GPU transfer waiting fell from 18% to 2% of time, and output keeps 98.3% of BF16 quality by SSIM. The work was done with Hedra's autonomous research system.

## Post

Krea 3 in 3.3 seconds on AMD.

@hedra_labs made our diffusion transformer 6.9x faster on MI355X at 98.3% of the original quality.

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[Video](https://badinfluence.news/api/img-proxy?u=https%3A%2F%2Fpbs.twimg.com%2Famplify_video_thumb%2F2117664838306643968%2Fimg%2FQ9oK3aILns0J99Rz.jpg&mode=thumb&exp=1793923200&sig=7163a0f454e87cc5)

## Quoted post @hedra_labs

> We made @krea_ai Krea 3's diffusion transformer 6.9× faster on @AMD Instinct MI355X: 22.9s → 3.3s.
> 
> Key stats:
> → 2.8× faster MXFP6 GEMM vs BF16
> → 18% → 2% of time waiting on GPU transfers
> → 98.3% of BF16 quality (SSIM)
> 
> Here's the work done by the team using our autonomous research system ↓

https://x.com/hedra_labs/status/2117664394503205000