证 券 研 究 报 告 通信行业周报（20250623-20250629） Marvell 投资者日指引积极，小米 AI 智能眼镜发 推荐（维持） 布，建议关注 AI 及端侧产业链进展 行业研究 通信 2025 年 06 月 29 日 华创证券研究所 证券分析师：欧子兴 邮箱：ouzixing@hcyjs.com 执业编号：S0360523080007 行业基本数据 | | | 占比% | | --- | --- | --- | | 股票家数(只) | 124 | 0.02 | | 总市值(亿元) | 48,433.38 | 4.82 | | 流通市值(亿元) | 21,923.73 | 2.78 | 相对指数表现 | % | 1M | 6M | 12M | | --- | --- | --- | --- | | 绝对表现 | 12.9% | 3.1% | 34.1% | | 相对表现 | 10.8% | 4.6% | 20.6% | -11% 5% 20% 36% 24/06 24/09 24/11 25/01 25/04 25/06 2024-06-28~2025-06-27 通信 沪深300 相关研究报 ...

Core Insights - Nvidia maintains a strong position in the AI chip market with a gross margin exceeding 60%, but clients are seeking alternatives to reduce dependency on Nvidia's GPUs [1][5][6] - Major ASIC chip manufacturers like Marvell and Broadcom are ramping up efforts to develop custom AI chips, targeting significant market growth by 2028 [3][4] Group 1: Market Dynamics - AMD has launched the MI350 AI chip series, claiming superior performance compared to Nvidia, indicating increasing competition in the GPU market [1] - Marvell has revised its 2028 data center market size forecast from $75 billion to $94 billion, with a compound annual growth rate (CAGR) of 35% [3] - Marvell's target market for custom AI chips has been increased to $55 billion from $43 billion, reflecting growing demand [3] Group 2: Competitive Landscape - Marvell has secured 18 custom chip projects and is negotiating over 50 more, aiming to increase its market share in custom computing and components from below 5% in 2023 to 20% by 2028 [3] - Broadcom reported AI revenue exceeding $4.4 billion in Q2 of FY2025, with expectations of growth to $5.1 billion in Q3, marking ten consecutive quarters of growth [4] - Cloud providers are increasingly collaborating with ASIC manufacturers to develop their own AI chips, which is causing concern for Nvidia [4][5] Group 3: Technological Developments - Google has significantly advanced its TPU capabilities, with peak performance reaching 4,614 TOPS and plans to scale up to 9,200 chips for parallel processing [5] - Nvidia is responding to competitive pressures by opening its NVLink ecosystem to allow ASICs to run on its platform, aiming to maintain its dominance in AI cloud computing [6] - Nvidia is also promoting "sovereign AI" initiatives globally, including plans to build an industrial AI cloud in Germany with 10,000 Blackwell GPUs [6] Group 4: Industry Growth - Nvidia's growth has been a major driver for the semiconductor IC industry, with a reported revenue growth rate of 125% compared to a maximum of 21% for other top fabless companies [6] - The semiconductor IC industry is expected to grow by approximately 19% in 2025, benefiting from strong demand and preemptive inventory stocking [7]

海外算力链 PCB 公司更新 20250605 摘要 AI 叙事逻辑的演进驱动更高算力需求，OpenAI 和 Xia 需求尤为突出， TOKEN 数量增加验证海外推理算力需求强劲，预示着 AI 大模型迭代路 径的加速。 2025 下半年至 2026 年，PCB 板块投资机会聚焦 NVIDIA 和 ASIC 产业 链，尤其是 ASIC 供应链，终端量和硬件规格均有望提升，谷歌和亚马 逊自研芯片需求量显著增长。 亚马逊服务器升级至 T3，GPU 加速卡阶数和板子层数提升，UBE 环节 材料升级，预计单颗 GPU 对应 PCB 价值量提高 20%以上，叠加 ASIC 芯片放量，PCB 价值量增长潜力巨大。 谷歌 2025 年 TPU 芯片出货量预计 200 万颗，但 PCB 需求相对较少， 因使用四卡服务器和较低等级材料。2026 年，谷歌 TPU V6 芯片出货 量或增至 300 万颗，材料升级至马 8，将显著提升单机 PCB 价值量。 Meta 公司明年 XPU 芯片数量预计达百万级别，每个 HPC 芯片对应高规 格 PCB。沪电股份有望成为主要供应商，天品为二供，台湾金田和韩国 issue 正在验证，沪电股份 ...