AI chip leader Nvidia (NVDA) topped even Wall Street's elevated "whisper numbers" with its fiscal first quarter results and guidance. The news sent Nvidia stock surging on Thursday.X The Santa Clara, Calif.-based company late Wednesday said its adjusted earnings rocketed 461% year over year to $6.12 a share in the quarter ended April 28. And its sales surged 262$26 billion. Analysts polled by FactSet had forecast earnings of $5.60 a share on sales of$24.59 billion.For the current quarter, Nvidia expec ...