NVIDIA, the AI boom's $4 trillion chipmaker, is now betting on quantum computing—despite doubts about how soon the technology will pay off.

O NE THING is clear about the announcement on September 22nd that Nvidia may invest up to $100bn in Open AI in order to help the maker of Chat GPT buy 4m-5m of Nvidia’s artificial-intelligence ( AI) chips. Silicon Valley is becoming more incestuous than ever.

OpenAI plans to build and deploy Nvidia systems that require 10 gigawatts of power, which is equivalent to 4 million and 5 million graphics processing units. Stocks including Taiwan Semiconductor Manufacturing Co.

Nvidia plans to invest $100 billion in OpenAI, giving the ChatGPT maker a huge war chest to build data centers with the chip maker's chips.

Nvidia ( NVDA -2.79%) is the world's most valuable company today, sporting a monster market cap of $4.4 trillion. It made an incredible journey to get to this point. Shares are up an unbelievable 31,310% in the past decade (as of Sept. 23), which would have turned a tiny $3,200 starting investment into a cool $1 million today.

Alibaba said on Wednesday that it is integrating Nvidia's AI development tools for robotics, self-driving cars, and connected spaces into its Cloud Platform for AI.

Discover how Nvidia’s $100B OpenAI stake and Oracle’s $300B cloud deal form a self-sustaining AI infrastructure growth loop.

Huawei unveiled a three-year plan to rival Nvidia in AI chips, touting SuperPods that link thousands of Ascend processors with 62x faster data speeds.

Nvidia stock is set to be the principal beneficiary of more than $2 trillion in announced spending on AI infrastructure, according to Barclays.