Micron invests $500M in Texas plant for US DRAM goals

The global race for semiconductor dominance has officially entered a new, monumental phase, driven by colossal investments aimed at building a robust and independent supply chain in the United States. At the forefront of this massive effort is Micron’s commitment to reshaping the industry, pledging up to 3 billion dollars toward the U.S. semiconductor ecosystem.

This isn’t just about pouring money into a single factory; it’s about securing the fundamental building blocks of digital life. To achieve this vision, Micron has announced an ambitious plan to spend more than $250 billion through 2035. This staggering goal is tied to an even greater ambition: making 40% of all DRAM produced in the U.S. by the mid-2030s.

The journey requires tackling some of the most complex logistical challenges in the world, particularly concerning raw materials. A key piece of this puzzle involves the 300mm raw silicon wafers—the foundation upon which all memory chips are built. While the global market for these wafers is tightly controlled by a handful of players like Shin-Etsu and SUMCO, Micron has sought out domestic innovation. This push led to the opening of a 300mm raw wafer plant in Sherman, Texas, with GlobalWafers as a strategic partner.

This new U.S.-based facility is a landmark achievement, representing the first fully integrated 300mm raw wafer facility built domestically in over two decades. It positions GlobalWafers as the only CHIPS-participating supplier capable of producing advanced 300mm wafers at home.

The financing for this expansion was tied to securing a long-term supply agreement, ensuring access to the output of that new Texas plant for a decade. This move underscores a critical shift in industry strategy: instead of relying solely on established global suppliers, companies are now locking in their own customers—like General Motors and Ford—to guarantee future memory output.

Beyond the physical production of wafers, the focus is expanding to advanced packaging technologies, specifically High-Bandwidth Memory (HBM). HBM demands sophisticated 2.5D stacking methods, a process currently heavily concentrated in Asia. Micron’s strategy addresses this by anchoring a roughly $7 billion facility in Singapore to handle HBM packaging starting in 2026.

While the wafer story is concrete, the timeline for full domestic capacity is complex. New U.S. fabrication sites are slowly coming online—such as the Manassas, Virginia fab producing 1-alpha DRAM, and future facilities planned for Idaho and New York—but these milestones often lag behind the massive $250 billion target set for 2035. Furthermore, while a wafer can be produced in New York and packaged in Singapore, achieving full domestic control over the finished HBM stack remains a longer-term challenge.

The narrative is one of audacious ambition meeting industrial reality. As global memory prices continue to climb and manufacturers raise prices, these investments serve as a powerful reminder that securing the supply chain isn’t just an economic strategy; it is the essential groundwork for future technological leadership.