海内外云厂商发展与现状（二）：AI投入、算力建设梳理与ROI测算-20251105

Investment Rating - The report maintains an "Outperform" rating for the industry [1] Core Insights - The capital expenditure (Capex) of cloud service providers is expected to grow significantly, with overseas companies starting to increase investments from Q3 2023, while domestic companies are expected to follow a year later. Both markets are currently experiencing over 50% year-on-year growth in Capex [2][4][7] - Major cloud providers like Microsoft, Amazon, and Alibaba are investing heavily in AI infrastructure, with Capex amounts comparable to their annual cloud revenues. This indicates a shift towards a capital-intensive model to capture market share in AI [2][12] - The report highlights that cloud service providers contribute approximately 50% of Nvidia's data center revenue, with global data center investments projected to reach $600 billion by 2025 and potentially $3-4 trillion by 2030 [2][36] Summary by Sections 01 Capital Expenditure Review - Overseas cloud providers are accelerating Capex, with Microsoft leading the charge, followed by Google, Amazon, and Meta. Domestic providers are expected to see significant growth starting mid-2024 [6][9] - In 2025, major overseas players are projected to have Capex growth rates exceeding 50%, with Microsoft at approximately $116 billion, Amazon at $125 billion, and Google at $910-930 billion [9][10] 02 Cloud Providers' Computing Power and Construction Plans - Microsoft plans to increase its AI capacity by over 80% in the upcoming fiscal year, aiming to double its data center scale to about 10GW within two years [2][40] - Google is expected to invest over $170 billion from 2023 to 2025, focusing on both GPU and TPU chips [2] - Amazon's AWS aims to double its computing power by the end of 2027, with significant investments in self-developed AI chips [2] 03 Cloud Providers' Self-Developed Chip Layout and Progress - The report notes that ASIC products are expected to see a concentrated rollout in the coming years, with Nvidia currently holding over 80% of the market share in terms of actual computing power [2] 04 AI Cloud Revenue, ROI Measurement, and Valuation - The AI cloud business is projected to become cash flow positive by 2030, with a return on invested capital (ROIC) expected to exceed 10% [2] - The report recommends investing in AI cloud platform providers such as Microsoft, Google, Amazon, Alibaba, Tencent, and chip supplier Nvidia due to the rapid growth in AI-related demand [2]