On Wednesday, NVIDIA, ranked first in US stock trading, closed 1.94% higher at $39.493 billion. The stock rose more than 28% in February and recorded a fourth consecutive month of growth; The third ranked AMD closed up 9.06% with a transaction of 19.455 billion US dollars. Riding on the AI boom, AMD rose more than 14% in February and recorded its fourth consecutive month of growth. Currently, its market value has exceeded $310 billion.