South Korea has unveiled a 1,350 trillion won ($880 billion) private-sector investment plan to build the memory fabs, AI data centers and physical-AI supply chain it needs to defend its lead in advanced silicon — a decade-long "triple axis" push flanked by the chief executives of Samsung Electronics and SK hynix.
The three legs of the plan
President Lee Jae-myung's government sketched the megaproject around three pillars: about 800 trillion won for four new memory fabs (two each for Samsung Electronics and SK hynix in the southwestern region) plus continued expansion at Yongin and other capital-region sites; roughly 550 trillion won from SK Group, GS Group and Naver for AI data centers, targeting 8.4 GW of initial capacity and 18.4 GW by 2035; and a coordinated push to lift Korea's share of the humanoid robotics market from about 1 percent to 20 percent by 2028.
A bet against the Chinese and U.S. AI stack
Framed as a "great leap forward," the plan is designed to keep Samsung and SK hynix at the front of an HBM-driven memory boom, while giving NVIDIA-anchored physical-AI ecosystems a Korean equivalent. It arrives as Seoul is also fielding pushback: workers at Hyundai just staged the industry's first strike targeting humanoid deployment, underscoring how the state's automation ambitions collide with the country's existing labor pact culture.
Constraints: power, water, labor
Analysts flag three chokepoints for the buildout: power — a single AI megacluster would draw roughly a quarter of Seoul's total demand; water — memory fabs and data centers are among the country's most water-intensive facilities; and labor — a shrinking cohort of Korean engineers to staff a doubling in fab count. That means the plan's success hinges on grid, hydrological and immigration policy nearly as much as capex.
Why it matters
If the numbers hold, Korea's spend eclipses even TSMC's $265 billion U.S. commitment and puts the country on par with the U.S. and China as the third pillar of the AI economy — but only if fab construction, HBM4 ramps and data-center commissioning stay on schedule through 2035.
Reporting based on coverage from Al Jazeera, Bloomberg, CNBC, korea.net and Tom's Hardware.