Is Nvidia or IBM the better AI stock to buy right now? Find out which tech giant offers the best investment opportunity in the summer of 2024.The generative artificial intelligence (AI) boom has launched a golden age for chip designer Nvidia (NVDA 1.40%) and its investors. Software and services veteran IBM (IBM -0.09%) also benefits from the same trend, but in a very different way.Which one of these tech titans is the better AI stock in the summer of 2024? Let's take a look.Nvidia's generative AI bonanzaNvi ...