Admittedly, trying to ponder stocks that might become worth more than Nvidia may seem unimaginable. When demand for AI accelerators surged out of nowhere, so did Nvidia stock, and it is now a stock with a $3.85 trillion market cap, the world's largest.

Semiconductor stocks appear to still be in a bull market. Some are worth sticking with, while others are worth avoiding.

The AI trade has reignited in recent weeks, putting the semiconductor designer on the brink of a $4 trillion valuation.