Core Insights - Major investments by AI and global internet companies in data center expansion are expected to drive significant growth in capital expenditures, with a projected compound annual growth rate (CAGR) of 21% by 2029 for global data center capital spending [1][4]. Group 1: PCB Value Enhancement - The mass production of the Rubin architecture is anticipated to significantly increase the value of PCBs per server, with the new design incorporating advanced materials and multi-layer PCB technology [1][2]. - The Rubin platform's upgrades in manufacturing materials and design logic have set a new industry standard, influencing other AI server designs such as Google TPU V7 and AWS Trainium3 [2]. Group 2: Switch Upgrade Impact - Data center switches, particularly 400G and upcoming 800G and 1.6T models, are seeing increased PCB layer counts and material quality, which is driving up the value of PCBs in these devices [3]. Group 3: Growing Demand for AI Servers and Switches - The aggressive expansion plans of leading AI companies, such as OpenAI and Google, are expected to significantly boost the demand for AI servers and high-speed switches, with predictions of over 20% growth in AI server shipments by 2026 [4]. - The expansion of computing power will exacerbate network bottlenecks, transforming switches from mere accessories to critical components for enhancing data center performance [4].
湘财证券：AI大厂扩建数据中心 交换机升级推动PCB单机价值量提升
Zhi Tong Cai Jing·2025-12-22 07:08