Nvidia Invests $400M in Open-Source Chip Design to Challenge x86 and ARM

Nvidia's $400 million investment in SiFive signals a strategic pivot toward RISC-V, an open and royalty-free alternative to Intel's x86 and ARM architectures, positioning the AI chip leader to shape CPU design standards for data centers. This move reflects a broader industry trend where dominant players invest in alternative technologies to maintain long-term leverage, particularly as rivals attempt to challenge GPU dominance. By backing an open-source ecosystem, Nvidia secures influence over the entire AI computing stack without relying on proprietary designs.