Amazon's stock rockets post AWS re:Invent 2024, unveiling the Trainium2 chip boasting 4x faster AI training and 3x memory capacity. Apple joins the party, leveraging Trainium2 for pre-training models, marking a bold step away from Nvidia. With Trainium2's 2x energy efficiency and support for 65 exaflops via EC2 UltraClusters, tech giants Anthropic and SAP are onboard. As Amazon challenges Nvidia's throne, investors and innovators watch eagerly—AI just got a turbo boost!