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winridlast Wednesday at 3:41 PM2 repliesview on HN

Not true at all. Single thread CPU scores for Graviton2 are about half that of Intel, while only being about 20% cheaper at best.


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llm_nerdlast Wednesday at 4:04 PM

Groan. Yes, absolutely true.

While I know this thread will turn into some noisy whack-a-mole bit of nonsense, an easy comparison is the c8g.2xlarge vs the c8i.2xlarge. The former is Graviton 4 vs Granite Rapids in the latter. Otherwise both 16GB, 15Gbps networking, and both are compute optimized, 8 vCPU machines.

Performance is very similar. Indeed, since you herald the ffmpeg result elsewhere the Graviton machine beats the Intel device by 16%.

And the Graviton is 17% cheaper.

Like, this is a ridiculous canard to even go down. Over half of AWS' new machines are Graviton based, but per your rhetoric they're actually uncompetitive. So I guess no one is using them? Wow, silly Amazon.

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wmflast Wednesday at 5:09 PM

Do you realize we're talking about Graviton5 now?

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