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Technically the license is owned by the publisher of the paper on which the code...

 3 years ago
source link: https://twitter.com/IanCutress/status/1404560693496582144
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3DPM Peak AVX test

8-core RKL 4.6 GHz AVX512 290 W โžก 32845 pts

64-core Zen2 3.0 GHz AVX2 280 W โžก 28761 pts

I challenge you to provide the full source code. According to your description, AVX512 path was hand-optimized by an Intel employee. But not the AVX2 path. Sounds fishy at best ๐ŸŸ๐ŸŸ๐ŸŸ
Where did I say that the AVX2 path isn't optimized?

Let's be honest: no source, student project, patched by Intel, and very surprising results. It requires a bit more transparency.

You have gotten us used to better journalistic standards than that.

No source: No problem. Most benchmarks are not open source.

Student Project: What's that got to do about anything?

Patched by Intel: OK'ed by AMD.

Very surprising results: Not at all.

But you do you. I've spoken about this test at length. Not going to repeat just for you.

What's stopping you from open-sourcing it? Seriously?

It's your student project. Less credibility than a big name benchmark. Getting >5x speed up when using AVX512 compared to AVX2 is not expected just from doubling the register size. Something else is at play here

Replying to

Technically the license is owned by the publisher of the paper on which the code is based. My student project was 10 years ago. Regardless, many benchmarks are closed.

Also, again, I've explained reasons why AVX2 to avx512 speedup is greater than expected. Go find them.

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