The Future of AI Is Made Through Cooperation -- NVIDIA-Intel Historic Alliance: NVIDIA-Intel 5 Billion USD Investment and Collaboration Announcement. Intel and NVIDIA, which had been in fierce competition for more than half a century, announced unexpected cooperation. NVIDIA conducted a stake investment of approximately 5 billion USD in Intel, forming a strategic partnership beyond simple investment. The collaboration has two axes: data center CPU development for AI infrastructure, and joint design of next-generation PC SoC integrating NVIDIA RTX GPU chiplets into Intel x86 architecture. Immediately after the announcement, Intel stock surged and the industry evaluated this as a new alliance of the AI era. The surprising partnership logic: NVIDIA needs Intel because x86 dominates the enterprise computing market that AI is being integrated into, and Intel manufacturing provides US-domestic chip supply chain security; Intel needs NVIDIA because the CUDA ecosystem and NVIDIA AI brand are indispensable for enterprise AI adoption, and the investment funds Intel turnaround efforts. The implications for AMD: AMD is the competitive threat to both companies; the NVIDIA-Intel alliance creates a competitive response to AMD Instinct AI accelerators plus AMD EPYC CPU combination and significantly complicates AMD full-stack AI infrastructure strategy.