Nvidia's fourth quarter revenue and first quarter revenue guidance were both higher than expected, and its stock price surged by over 10% after hours. Nvidia's fourth quarter revenue was $22.1 billion, with analysts expecting $20.41 billion; In the fourth quarter, data center revenue was $18.4 billion, with analysts expecting $17.21 billion; Expected revenue for the first quarter is $24 billion, with no more than 2% increase or decrease, and analysts expect it to be $21.9 billion.