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爱建证券电子行业周报：DeepSeek开源周发布五大技术
Shanghai Aijian Securities·2025-03-03 10:10

Investment Rating - The report rates the electronic industry as "Outperform" compared to the market [1]. Core Insights - The electronic industry experienced a decline of 4.9% in the past week, ranking 28th out of 31 sectors, while the SW electronic sub-sectors showed mixed performance with semiconductor materials up by 0.4% and others down [2][44]. - DeepSeek launched five open-source projects aimed at enhancing AI model efficiency, showcasing a competitive strategy against OpenAI's high-cost models [2][28]. - The report highlights significant advancements in AI hardware and software, indicating a potential surge in demand for domestic semiconductor chips [2][40]. Summary by Sections 1. DeepSeek Open Source Week Releases - DeepSeek announced the launch of five open-source projects to enhance AI capabilities, including FlashMLA for efficient model inference and DeepEP for improved GPU communication [5][9]. - FlashMLA achieved a data throughput of 3000 GB/s and 580 TFLOPS on the H800 platform, nearly doubling performance compared to previous models [6][8]. - DeepEP optimized GPU communication, achieving a bottleneck bandwidth of 153 GB/s for intra-node and 46 GB/s for inter-node communications [11][12]. 2. Global Industry Dynamics - NVIDIA reported a record revenue of $39.3 billion for Q4 2025, with significant growth in data center revenues [30][31]. - OpenAI launched its largest model, GPT-4.5, which is expected to enhance performance significantly but comes with a high API cost [33][34]. - Alibaba announced a massive investment of 380 billion yuan in cloud and AI hardware infrastructure over the next three years, marking a significant commitment to the sector [36]. 3. Market Review - The electronic industry saw a decline of 4.9% in the past week, with semiconductor materials showing slight gains while other sectors faced losses [2][44]. - The report lists top-performing stocks in the electronic sector, with notable gains from companies like Aojie Technology (+30.0%) and Chipone Technology (+27.4%) [48]. - The Philadelphia Semiconductor Index experienced a decline of 11.7%, reflecting broader market challenges [51].