See this article: https://www.cnbc.com/2021/03/12/oracle-lag-behind-cloud-leaders-in-capital-expenditures.html
“They’re $100 billion behind,” said Charles Fitzgerald, a former Microsoft general manager who has written about capital expenditures on his blog Platformonomics. “Adding $1 billion in incremental capex – that’s 1% of the gap they have to fill.” Amazon, Google and Microsoft together had more than $90 billion in capital expenditures in 2020.