This Is Far and Away Nvidia's Biggest Risk

Nvidia's revenue is highly dependent on just a few key customers, and if any of them pull back on spending, that could heavily impact its growth rate.Nvidia (NVDA 3.52%) is the most valuable company in the world, with a valuation of $4.1 trillion. Its performance in recent years has been remarkable, with Nvidia still generating over 50% revenue growth in recent quarters -- and that's considered a slowdown for the tech giant.But when a stock's valuation reaches such significant proportions, that also means e ...