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Chinese memory makers challenge Korean chip giants

Chinese memory makers challenge Korean chip giants
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🇭🇰Read original on SCMP Technology

💡Understand how shifting memory chip supply chains could impact the cost and availability of AI compute hardware.

⚡ 30-Second TL;DR

What Changed

CXMT received approval for a significant capital raise to boost DRAM production capacity.

Why It Matters

The rise of Chinese memory manufacturers could lead to increased supply and potential price volatility in the DRAM market. For AI infrastructure, this may eventually offer more cost-effective hardware alternatives for large-scale data centers.

What To Do Next

Monitor DRAM price trends and supply chain diversification reports to optimize hardware procurement costs for your AI infrastructure.

Who should care:Enterprise & Security Teams

Key Points

  • CXMT received approval for a significant capital raise to boost DRAM production capacity.
  • Chinese memory makers are aggressively closing the technological gap with South Korean incumbents.
  • Analysts view this as a long-term strategic challenge to the global dominance of Samsung and SK Hynix.
  • Increased supply of Chinese-made memory chips could impact global pricing and supply chain dynamics.

🧠 Deep Insight

Web-grounded analysis with 24 cited sources.

🔑 Enhanced Key Takeaways

  • ChangXin Memory Technologies (CXMT) received approval for a significant capital raise of 29.5 billion yuan (approximately $4.4 billion) through a STAR Board IPO, which is expected to be the largest A-share IPO of 2026, with proceeds earmarked for upgrading memory wafer manufacturing lines, DRAM technology improvements, and advanced R&D.
  • CXMT has rapidly increased its global DRAM market share, reaching approximately 7.7% to 8% by Q1 2026, positioning it as the world's fourth-largest DRAM producer behind Samsung, SK Hynix, and Micron.
  • Chinese-made DRAM, including CXMT's DDR5 chips, has begun appearing in mainstream consumer products from international brands like Corsair, and CXMT is engaging with major PC manufacturers such as HP, Qualcomm, Dell, ASUS, and Acer, indicating a shift from primarily domestic sales to international market penetration.
  • CXMT achieved a significant financial turnaround, moving from accumulated losses of approximately $5.4 billion by the end of 2025 to projected first-half 2026 revenues of $16.2 billion to $17.7 billion and net profits of $7.4 billion to $8.4 billion, driven by a strong memory chip cycle and increased demand.
  • The Chinese government has provided substantial support to its semiconductor industry, with subsidies totaling around $142 billion between 2014 and 2023, significantly more than other nations, aiming to increase self-sufficiency and reduce reliance on foreign technology.
📊 Competitor Analysis▸ Show

DRAM Manufacturer Comparison

Feature/MetricCXMTSamsung ElectronicsSK HynixMicron Technology
Global DRAM Market Share (Q1 2026)7.7% - 8%38% - 40.5%29% - 29.6%19.9% - 22%
Advanced Process Node1a (16nm-class) for DDR5/LPDDR5X; 16nm (G4) for DDR51c (10nm-class), 12nm-14nm for DDR51c (10nm-class), 12nm-14nm for DDR51γ (10nm-class), 12nm-14nm for DDR5
DDR5 Max SpeedUp to 8000 MT/s (16Gb, 24Gb densities)Comparable high speeds, leading edgeComparable high speeds, leading edgeComparable high speeds, leading edge
HBM ProductionPlanning HBM3 mass production for 2026; building HBM packaging facility in ShanghaiLeading in HBM3/HBM4 productionLeading in HBM3/HBM4 productionLeading in HBM3/HBM4 production
16Gb DDR5 Die Size~66.99 mm² (larger than Samsung's)~48.90 mm² (more advanced, smaller)Smaller, more advancedSmaller, more advanced
Yield Rates (1a node)Over 80% for DDR5 and LPDDR5XHigh, industry-leadingHigh, industry-leadingHigh, industry-leading
Market FocusGrowing consumer, enterprise, and mobile DRAM; expanding to AI/HBMHigh-end, HBM for AI, servers, mobile, consumerHigh-end, HBM for AI, servers, mobile, consumerHigh-end, HBM for AI, servers, mobile, consumer
Government SupportSignificant state and local government investmentLess direct government subsidies, market-drivenLess direct government subsidies, market-drivenLess direct government subsidies, market-driven

🛠️ Technical Deep Dive

  • Process Nodes: CXMT has progressed from 19nm (for DDR4/LPDDR4) to 16nm (G4 generation) for DDR5 products, and has achieved yield rates over 80% on its 1a (16nm-class) process node for DDR5 and LPDDR5X.
  • DRAM Products: The company offers DDR4, LPDDR4X, DDR5, and LPDDR5X. Its DDR5 modules support speeds up to 8000 MT/s with 16Gb and 24Gb densities.
  • High-Bandwidth Memory (HBM): CXMT plans to allocate a significant portion of its DRAM production capacity to HBM3 and aims for HBM3 mass production in 2026, supported by a new HBM packaging facility in Shanghai slated to commence operations by the end of 2025.
  • Die Size: CXMT's 16Gb DDR5 die measures approximately 66.99 mm², which is larger than a modern Samsung 16Gb DDR5 die (48.90 mm²), indicating a less advanced manufacturing technology compared to the market leaders.
  • Technology Gap: While CXMT has made significant strides, its 16nm-class process node still trails the cutting-edge 10nm-class (e.g., 1c or 1γ) processes used by Samsung, SK Hynix, and Micron, representing a technology gap of approximately three years for 16Gb DDR5 mass production.

🔮 Future ImplicationsAI analysis grounded in cited sources

Global DRAM market will experience increased price competition in mainstream segments.
CXMT's aggressive capacity expansion and entry into international consumer markets with competitive, potentially lower-priced DDR5 chips will put downward pressure on pricing, especially as leading manufacturers prioritize high-margin HBM.
China will significantly reduce its reliance on foreign DRAM suppliers for domestic demand.
With CXMT's rapid production ramp-up, technological advancements, and strong government support, a larger portion of China's massive domestic DRAM consumption will be met by local production.
The '3+1' structure of the global DRAM market, with CXMT as the fourth major player, will solidify.
CXMT's substantial market share growth and successful IPO will cement its position alongside Samsung, SK Hynix, and Micron, fundamentally reshaping the competitive landscape.

Timeline

2016
CXMT founded as a commercial startup.
2019-09
Announced 8Gb DDR4 for mass production at World Manufacturing Convention.
2024-11
Official debut of DDR5 product portfolio and began producing DDR5 modules for the consumer market.
2025-01
Advanced manufacturing technology to a 16 nm node process for DDR5 chips.
2025-late
Achieved profitability for the full year, reversing previous losses.
2026-05-27
Received approval from Shanghai Stock Exchange's Listing Committee for its STAR Board IPO.
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Original source: SCMP Technology