Google announced its seventh-generation tensor processing unit (TPU), codenamed "Ironwood," which it touts as its most powerful and energy-efficient AI chip to date. The new custom silicon is designed to handle the most demanding artificial intelligence tasks, such as training large-scale AI models and high-volume inference, presenting a stronger challenge to Nvidia's dominance in the AI accelerator market. According to Google, the Ironwood chip delivers four times better performance for both training and running AI models compared to its predecessor, the Trillium TPU. This development is seen by some analysts as making Google's chip a credible alternative to Nvidia's graphics processing units. The company also announced it would soon preview its first Arm-based bare-metal instance, C4A, to support workloads like Android operating system development.