Nvidia eclipses Microsoft as world's most valuable company

Nvidia became the world's most valuable company on Tuesday, dethroning tech heavyweight Microsoft as its high-end processors play a central role in a scramble to dominate artificial intelligence technology.

Shares of the chipmaker climbed 3.7% to $135.87, lifting its market capitalization to $3.341 trillion, just days after overtaking iPhone maker Apple to become the second-most valuable company.

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