半导体行业周报：Intel与AMD服务器CPU将涨价，国产CPU抵抗AMDZen高危漏洞

Investment Rating - The report maintains a "Buy" rating for companies such as Guanghe Technology and Haiguang Information, while Longxin Zhongke and Huahong Technology remain unrated [8][16]. Core Insights - The semiconductor industry is experiencing a surge in demand for server CPUs due to the expansion of AI data centers by major cloud service providers, leading to a supply shortage and a planned price increase of 10-15% by Intel and AMD [4][13]. - A critical hardware vulnerability, "StackWarp," has been identified in AMD's Zen series CPUs, affecting multiple generations. However, Haiguang's C86 processor is not impacted, highlighting the increasing scrutiny on domestic processors' security capabilities [5][14]. Summary by Sections Market Performance - The semiconductor sector has shown strong relative performance, with the electronic sector up 63.2% over the past 12 months compared to the 22.7% increase in the CSI 300 index [2][3]. Key Companies and Earnings Forecast - Guanghe Technology (001389.SZ) has an EPS forecast of 2.67 for 2026 with a PE ratio of 37.33, rated as "Buy" [16]. - Haiguang Information (688041.SH) is projected to have an EPS of 1.58 for 2026, also rated as "Buy" [16]. - Longxin Zhongke (688047.SH) and Huahong Technology (688347.SH) remain unrated, with their earnings forecasts indicating potential for growth [16]. Industry Dynamics - The semiconductor industry is witnessing a significant increase in prices for DRAM and NAND storage chips, driven by heightened demand from AI applications and shifts in production capacity by major players [50][51]. - The report emphasizes the importance of domestic semiconductor manufacturers, particularly in light of the vulnerabilities identified in foreign products, suggesting a growing market for local alternatives [5][14].