Archive · 7 Aug 2026
SK Hynix to invest $38 billion expanding AI memory production
SK Hynix is a big company in South Korea that makes memory chips.
Memory chips help computers store information, and they are very important for artificial intelligence, also called AI.
Right now, there are not enough memory chips in the world for everyone who needs them.
To help fix this, SK Hynix decided to spend a huge amount of money — 38 billion dollars — to build new places that make chips.
Two of these new facilities will be in the South Korean cities of Yongin and Cheongju.
Building them will take several years, and they are expected to start opening around 2028 and 2029.
SK Hynix works with Nvidia, a very important company in the world of AI.
The company believes the demand for memory chips will keep growing because of AI.
SK Hynix Inc. announced a 54 trillion won ($38 billion) investment to expand its chipmaking facilities in South Korea and ease the global memory chip shortage.
The company will build a new DRAM manufacturing facility in Yongin and a NAND fabrication plant in Cheongju, citing "continuously growing demand for memory in the AI era."
The Yongin Y2 fab will be the second of four fabs planned at the Yongin semiconductor cluster, with its first cleanroom targeted for June 2029.
The Cheongju M17 expansion is slated to break ground in February, with its first cleanroom targeted for the end of 2028; the investment period runs through April 2031.
SK Hynix shares closed down 4.9% on Friday and trimmed losses to 2.1% in post-market trading, though the stock has helped drive Korea's Kospi index higher in recent times.
- Who
- SK Hynix Inc., the world's second-largest memory maker and a key partner to Nvidia Corp., with Samsung Electronics Co. also part of Korea's broader chip investment push.
- What
- Announced a 54 trillion won ($38 billion) expansion that includes a new DRAM manufacturing facility in Yongin and a NAND fabrication plant in Cheongju to double production capacity.
- When
- Announced Friday; the investment period runs through April 2031, with the Cheongju M17 first cleanroom targeted for end of 2028 and the Yongin Y2 for June 2029.
- Where
- South Korea — the Yongin semiconductor cluster and Cheongju.
- Why
- To double production capacity, ease the global shortage of memory chips, and meet "continuously growing demand for memory in the AI era."
AI Demand Optimists
AI Skeptics
AI memory demand outlook
AI Demand Optimists
Demand for memory in the AI era is "continuously growing," SK Hynix's production capacity is sold out through 2027, and long-term customer deals are increasing — justifying the massive expansion.
AI Skeptics
Sentiment around AI shifts between enthusiasm and doubt, making SK Hynix a source of massive volatility, and questions persist about its ability to sustain today's profit margins over the long run.
Value of the expansion
AI Demand Optimists
The 54 trillion won ($38 billion) investment helps double production capacity and pull Korea's manufacturing capabilities ahead of competing nations, supporting the AI infrastructure boom.
AI Skeptics
The huge capital commitment must be paid off over years (through April 2031), and if AI-driven demand cools or margins normalize, the investment may not deliver the returns investors expect.
- Company
- SK Hynix Inc., world's second-largest memory maker and key Nvidia partner
- Investment
- 54 trillion won ($38 billion)
- New facilities
- Yongin Y2 DRAM fab in Yongin; Cheongju M17 NAND plant in Cheongju
- First cleanroom targets
- June 2029 (Yongin Y2); end of 2028 (Cheongju M17)
- Investment period
- Through April 2031
- Reason
- Continuously growing demand for memory in the AI era
- Capacity status
- Sold out through 2027; long-term customer deals increasing
- Korea's broader plan
- Double national memory production capacity within five years, per the industry ministry's plan from late June