Amazon launches Trainium3 AI accelerator, competing directly against Blackwell Ultra in FP8 performance — new Trn3 Gen2 UltraServer takes vertical scaling notes from Nvidia’s playbook

December 6, 2025

, By Tom’s Hardware

Amazon launches Trainium3 AI accelerator, competing directly against Blackwell Ultra in FP8 performance — new Trn3 Gen2 UltraServer takes vertical scaling notes from Nvidia’s playbook

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Amazon Web Services this week introduced its next-generation Trainium3 accelerator for AI training and inference. As AWS puts it, the new processor is twice as fast as its predecessor and is four times more efficient. This makes it one of the best solutions for AI training and inference in terms of cost. In absolute numbers, Trainium3 offers up to 2,517 MXFP8 TFLOPS, which is nearly two times lower compared to Nvidia’s Blackwell Ultra. However, AWS’s Trn3 UltraServer packs 144 Trainium3 chips per rack,…

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Amazon launches Trainium3 AI accelerator, competing directly against Blackwell Ultra in FP8 performance — new Trn3 Gen2 UltraServer takes vertical scaling notes from Nvidia’s playbook

December 6, 2025

, Published By Tom’s Hardware

Amazon launches Trainium3 AI accelerator, competing directly against Blackwell Ultra in FP8 performance — new Trn3 Gen2 UltraServer takes vertical scaling notes from Nvidia’s playbook

Amazon Web Services this week introduced its next-generation Trainium3 accelerator for AI training and inference. As AWS puts it, the new processor is twice as fast as its predecessor and is four times more efficient. This makes it one of the best solutions for AI training and inference in terms of cost. In absolute numbers, Trainium3 offers up to 2,517 MXFP8 TFLOPS, which is nearly two times lower compared to Nvidia’s Blackwell Ultra. However, AWS’s Trn3 UltraServer packs 144 Trainium3 chips per rack,…

Disclaimer

We strive to uphold the highest ethical standards in all of our reporting and coverage. We StartupNews.fyi want to be transparent with our readers about any potential conflicts of interest that may arise in our work. It’s possible that some of the investors we feature may have connections to other businesses, including competitors or companies we write about. However, we want to assure our readers that this will not have any impact on the integrity or impartiality of our reporting. We are committed to delivering accurate, unbiased news and information to our audience, and we will continue to uphold our ethics and principles in all of our work. Thank you for your trust and support.

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Previous News

This is the one streaming service I’m keeping for Christmas — and you might be surprised

Next News

Wood on a Motherboard? Gigabyte’s Newest Product Gives a Nod To Nature

Tom’s Hardware

More like this

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