New Delhi, June 15 -- Chipmaking giant Nvidia Corp. is looking to sell at least $20 billion of bonds on Monday, joining a wave of companies that are borrowing as they pay for investments in the artificial intelligence boom.

The size of the offering could still be boosted, according to people with knowledge of the matter. Nvidia is selling notes in seven parts with maturities ranging from two to 30 years, according to a separate person with knowledge of the matter.

The yield on the longest portion is initially being discussed at around 0.9 percentage point more than Treasuries, the person said, asking not to be identified because they're not authorized to speak publicly. Proceeds from the sale will refinance outstanding debt, among other...