Samsung and SK Hynix scale AI chips

Samsung and SK Hynix are preparing one of the largest AI chip buildouts in South Korea’s history. Reports first pointed to plans of up to 2,000 trillion won, about $1.3 trillion, over the next decade, while the government has confirmed an 800 trillion won chip-production ecosystem in the southwest. Readers may see the chip headline in one tab and betting pages on onexbet in another, but the same basic rule applies: check the date, terms and risk before reacting to a number. For chips, timing is the real story: fabs take years to build, and AI data-centre demand must stay strong.

The plan covers fabs and supply chains

The confirmed project puts Samsung Electronics and SK Hynix at the centre of a new semiconductor cluster in South Korea’s southwest. Reuters reported that both companies plan to build two large chip fabrication sites in the region as part of an 800 trillion won ecosystem. Earlier reporting said Samsung Group and SK Group could commit as much as 2,000 trillion won over ten years across semiconductors, AI data centres and physical AI.

The money goes into cleanrooms, lithography tools, packaging, utilities and skilled labour. Existing projects in Yongin are also expected to move faster, with timelines shortened from the usual seven to twelve years.

HBM explains the urgency

High-bandwidth memory helps AI processors move large amounts of data quickly. SK Hynix has led the HBM market, while Samsung is trying to strengthen its position after slower progress with advanced HBM supply. Both firms also sell conventional DRAM and NAND, which gained support as AI demand tightened wider memory supply.

Samsung estimated second-quarter operating profit at 89.4 trillion won, compared with 4.7 trillion won a year earlier. Revenue was expected to rise 129% to 171 trillion won.

The risk is late capacity

Chip plants cannot be switched on quickly. Construction, tools, qualification and customer testing can take years. Much of the new capacity may arrive after the current shortage has already changed.

For investors, the key checks are practical:

• confirmed fab locations and start dates;
• HBM supply deals with major AI customers;
• equipment delivery schedules;
• DRAM and NAND price trends;
• power and water access for new sites;
• data-centre spending by large technology firms;
• signs of oversupply before new fabs ramp.

Those points show whether the plan is turning into working capacity or only a headline. A large commitment can support confidence, but it can also add pressure if demand cools.

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Shares show the market test

Samsung shares still fell after the profit estimate, and SK Hynix also dropped as investors questioned whether AI infrastructure spending can keep expanding at the same speed. The concerns were specific: slower future chip-price growth, heavy customer spending needs and the risk that new fabs create oversupply later.

Samsung and SK Hynix are building for a market where memory is no longer a background component. AI servers need faster chips, tighter supply chains and advanced packaging. The next proof will come from signed customers, construction progress, chip pricing and AI data-centre orders.