Mostly, however, his assertion pointed to bright futures for Micron (NASDAQ: MU) and Sandisk (NASDAQ: SNDK), two of the biggest memory chip makers in the world. Musk called memory the biggest bottleneck in AIDuring SpaceX's Q2 conference call, Musk made the comment that the limiting factor in building out AI computing capacity now is the supply of memory. He also noted that memory production capacity is increasing by around 20% per year, but demand has risen by 200%. While they are building new foundries to increase their output, it will be a while before they can meaningfully boost their production capacity. In June, Micron management said it expects more production capacity to be available by mid-2027, and announced that another facility would come online by 2028.