By Dongyan Zheng in Chip — 20 May 2026

How the Economics of the Global DRAM Market are Shifting

For decades, the global memory chip market has been one of the most impenetrable oligopolies in the technology sector. Recently, however, a structural shift has emerged: localized manufacturing in China is beginning to achieve commercial scale and profitability in the highly capital-intensive DRAM sector.

The most prominent example of this shift is Changxin Memory Technologies (CXMT), a Chinese semiconductor manufacturer that recently turned years of massive strategic losses into billions of dollars in quarterly profit, signaling its readiness for a major IPO.

But beyond the financial headlines of a single company, this development highlights the underlying economics of semiconductor manufacturing, the impact of the AI boom on global supply chains, and the long-term trajectory of China’s push for technological self-sufficiency.

Here is a breakdown of how the DRAM industry works, why the market dynamics are changing, and what it means for the global tech ecosystem.

What is DRAM and why is it a strategic bottleneck?

DRAM (Dynamic Random Access Memory) is the foundational "working memory" for virtually all modern electronics. Without it, smartphones, personal computers, and cloud servers cannot function.

Despite its ubiquitous nature, manufacturing DRAM is notoriously difficult and expensive. It requires billions of dollars in upfront capital, years of research and development, and the ability to weather extreme market cycles. Because of these immense barriers to entry, the global DRAM market has long been consolidated. Historically, three companies—South Korea’s Samsung and SK Hynix, and the US-based Micron—have controlled over 90% of the global market share, holding absolute pricing power and technological dominance.

For China, which consumes roughly 25% of the world's DRAM chips but historically produced less than 5% domestically, breaking into this sector has been a primary industrial bottleneck.

How does the business model of memory manufacturing work?

To understand the memory chip industry, one must understand the "burn-then-earn" economics of wafer fabrication plants (fabs).

1. The "Strategic Loss" Phase (High Depreciation) Building an advanced 12-inch wafer fab costs tens of billions of RMB. In the early years of operation, these massive fixed assets generate immense depreciation costs that are recorded on the balance sheet daily. Even if a company is successfully producing and selling chips, this depreciation, combined with heavy R&D spending, almost guarantees deep financial losses. For example, CXMT accumulated over 36 billion RMB ($5 billion) in unrecovered losses during its initial capacity ramp-up between 2016 and 2024.

2. The Cyclical Squeeze DRAM is fundamentally a commodity, and its pricing follows a brutal 3-to-4-year boom-and-bust cycle. During a downcycle (such as in 2023, when the global memory market shrank by 29%), falling prices collide with high fixed costs, severely compressing margins for all players, especially new entrants.

3. The Scale and Upgrade Inflection Point Profitability is only achieved when three factors align: production capacity reaches economies of scale, the product mix is upgraded to higher-margin generations (e.g., moving from DDR4 to DDR5), and the macroeconomic cycle swings upward.

Why is the market experiencing a "Supercycle" now?

The sudden explosion in profitability for memory manufacturers in 2025 and 2026 is driven by an AI-induced structural supply-demand imbalance.

The AI Demand Shock: The generative AI boom requires massive amounts of computing power. By 2026, AI and server-related applications are projected to consume 66% of total global DRAM capacity.
The Supply Crunch: To meet the demand for AI processors, the "Big Three" legacy manufacturers shifted huge portions of their advanced manufacturing capacity toward High Bandwidth Memory (HBM). This pivot severely constrained the expansion of standard DRAM production.
Price Surges: With supply tight and demand surging, the global market shifted from a slight oversupply to a projected 12% shortage in 2026. This resulted in triple-digit percentage price increases for standard DRAM components, instantly expanding the gross margins of manufacturers like CXMT, which had just brought vast new capacities online.

Who are the major players, and where does China stand?

The global hierarchy remains heavily skewed toward the incumbents, though the gap is narrowing.

The Big Three: Samsung, SK Hynix, and Micron continue to dominate, collectively holding around 91% of global revenue (as of late 2025) and leading the development of cutting-edge HBM technology.
The Challenger (CXMT): Through aggressive "skip-generation" R&D and state-backed capital, CXMT has grown to become the world’s fourth-largest DRAM maker, capturing over 7.6% of the global market. Its capacity has reached approximately 300,000 wafers per month.

However, the absolute gap remains substantial. CXMT's production volume is still roughly 40% to 50% of the individual capacities of Samsung or SK Hynix.

What are the constraints and key variables going forward?

While the current supercycle is generating record profits, the long-term survival of new entrants depends on overcoming several structural constraints:

1. Surviving the Next Downcycle The DRAM market's volatility is a permanent feature. The current AI-driven price surge will eventually normalize. The true test for companies like CXMT is whether they can maintain positive cash flow and defend their market share when prices inevitably crash below production costs during the next cyclical trough.

2. The Transition to HBM Standard DRAM (like DDR4 and DDR5) is becoming commoditized, while the future of high-margin memory lies in HBM, which stacks DRAM chips vertically to vastly increase data transfer speeds for AI GPUs. The ability to successfully mass-produce HBM2 and HBM3 will determine whether a company remains a low-cost alternative or becomes a top-tier global competitor.

What to watch next?

The immediate focus for the industry is capital allocation. As memory makers reap windfall profits from the current cycle, they are funneling billions back into R&D and facility upgrades.

CXMT’s anticipated IPO on China's STAR Market—aiming to raise nearly 30 billion RMB ($4.1 billion)—is a prime indicator of this trend. Over 70% of these funds are earmarked for next-generation technology upgrades and advanced R&D, rather than just raw capacity expansion.

Ultimately, the long-term value of a semiconductor company is not defined by the profits made during a cyclical peak, but by its ability to convert those profits into a technological moat that can withstand the next industry winter.

Related Coverage:

AI Memory Squeeze Drives China’s Sole DRAM Maker to US$3.4B Q1 Profit