At this year’s re:Invent conference, Amazon Web Services (AWS) unveiled its latest Graviton processor chip and a new machine learning chip called Trainium.

The Graviton 3 is the newest generation of Amazon’s ARM-based processor and is designed to compete with Intel and AMD central processors.

Heralded as 25 percent faster than the last generation, AWS promises the new chip has 2x faster floating-point performances, a 3x speedup for machine-learning workloads, all...