3 6 Ke·2026-01-14 12:12Core Insights - Huang Renxun's speech at CES 2026 has reignited market enthusiasm for storage, particularly with the new Rubin architecture requiring more DDR and NAND compared to the previous Blackwell architecture, leading to a rise in storage stock prices [1] - The market focus has shifted from HBM to traditional storage areas like DDR and NAND, with supply-demand dynamics driving a comprehensive increase in storage prices [1] Group 1: DRAM Market - The supply-demand imbalance for DRAM (including HBM and DDR) is expected to persist until 2027, with demand growth outpacing supply growth during 2026-2027 [2][5] - DRAM production expansion is challenging due to the need for new production lines, leading major manufacturers to focus capital expenditures on DRAM [4] - The demand for DRAM in AI servers is expected to create a significant supply gap by 2027, with a projected demand increase of 222% in 2026 and 80% in 2027 [20][21] Group 2: NAND Market - NAND prices have nearly doubled since the beginning of 2025, driven by supply constraints and increased demand from AI applications [26][28] - The capital expenditure for NAND is expected to rise modestly, with a projected increase to $18.3 billion by 2027, reflecting a compound growth rate of only 6% [30] - The supply-demand gap for NAND is anticipated to remain at 5-6% during 2026-2027, as demand continues to outstrip supply [45] Group 3: HDD Market - HDDs are primarily used for cold storage in AI data centers, with their cost advantage making them a viable option despite slower performance compared to SSDs [48][51] - The supply of Nearline HDDs is expected to grow at 29% in 2026 and 19% in 2027, while demand is projected to increase by 33% and 23% respectively, indicating a tightening supply-demand situation [55]