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Dec 9, 2025
AWS Unveils Gravitation 5 Processors, Amazon Bedrock Agentcore, Tranium3 UltraServers and AI Factories at re:Invent 2025
AWS Unveils Gravitation 5 Processors, Amazon Bedrock Agentcore, Tranium3 UltraServers and AI Factories at re:Invent 2025
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AWS has announced innovations that will help enterprises build, scale and transform their businesses. This was the message at re:Invent 2025 where the company announced the expansion of the Amazon Nova model family, the availability of Trainium3 UltraServers, the AWS AI Factories for implementing AI infrastructure in customers' existing data centers and Graviton5, its most powerful and efficient CPU, and frontier agents.
Graviton5 -- the company's most powerful and efficient CPU
The innovations have been futuristic, with a focus on efficiency and accessibility for the growth of enterprise https://www.aboutamazon.com/news/aws/aws-re-invent-2025-ai-news-updates. As cloud workloads grow in complexity, organizations face a persistent challenge to deliver faster performance at lower costs and meet sustainability commitments without trade-offs. AWS'new Graviton5-based Amazon EC2 M9g delivers up to 25% higher performance than its previous generation, with 192 cores per chip and 5x larger cache. For the third year in a row, more than half of new CPU capacity added to AWS is powered by Graviton, with 98% of the top 1,000 EC2 customers -- including Adobe, Airbnb, Epic Games, Formula 1, Pinterest, SAP, and Siemens -- already benefiting from Graviton's price performance advantages.
Expansion of Nova family of models and pioneers "open training" with Nova Forge
Amazon is expanding its Nova portfolio with four new models that deliver industry-leading price-performance across reasoning, multimodal processing, conversational AI, code generation, and agentic tasks. Nova Forge pioneers "open training," giving organizations access to pre-trained model checkpoints and the ability to blend proprietary data with Amazon Nova-curated datasets.
Nova Act achieves breakthrough 90% reliability for browser-based UI automation workflows built by early customers. Companies like Reddit are using Nova Forge to replace multiple specialized models with a single solution, while Hertz accelerated
