Amazon has ramped up the ASIC race by showcasing Trainium3 server configurations and next-gen Trainium4 ASICs, bringing massive performance and efficiency gains.

Amazon's Trainium3 UltraServers & Next-Gen Trainium4 Chips Feature Massive Performance & Efficiency Gains

The race of custom silicon from Big Tech is indeed reaching newer levels, as we are seeing massive advancements from firms like Google, Meta, and now Amazon. At the AWS re: Invent 2025, Amazon has given an insight into what customers should expect from the firm in the realm of ASICs, and one of the bigger developments from the company is the introduction of Trainium3 UltraServers , which basically an AI system scaling up into 144 chips in a single cluster, which has brought in "up to 4.4x more compute performance, 4x great

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