Nvidia, a key player in the tech industry, surpassed Microsoft and Apple to become the most valuable publicly traded company in the world on Tuesday. The company’s stock rose 3.5%, lifting its market value to about $3.3 trillion, while competitors Microsoft and Apple dipped.

The graphics chip-centric company has skyrocketed in value in the past two years, from $400 million two years ago, due to the company making it possible to create artificial intelligence systems with its graphics processing unit expertise.