Nvidia(US:NVDA) 3 6 Ke·2025-10-17 02:09Core Insights - The future of AI data centers will standardize on 800V DC power architecture, with solid-state transformers (SST) being the ultimate technology form [1][4] - NVIDIA's release of the 800V DC white paper at the OCP Global Summit signals a significant shift in the power supply landscape for AI data centers [1][4] - High Voltage Direct Current (HVDC) is gaining traction as it offers higher efficiency and reliability compared to traditional AC power systems [1][3] HVDC Overview - HVDC, or High Voltage Direct Current, is a power supply method that is more efficient than the commonly used AC power, reducing energy loss and improving reliability [1] - Despite the growing interest, global HVDC penetration remains below 3%, highlighting a disparity between market enthusiasm and actual implementation [5][6] Market Dynamics - NVIDIA's commitment to 800V DC is prompting other players in the supply chain, including CoreWeave and Foxconn, to adopt similar strategies [5] - Major tech companies like Google, Microsoft, and Meta are testing ±400V DC architectures, indicating a shift towards direct current solutions [5] - The global HVDC market is projected to exceed $15.68 billion by 2029, with a compound annual growth rate (CAGR) of 6.9% [6] Competitive Landscape - The HVDC market is characterized by high barriers to entry, with few players capable of integrating power electronics and system integration [19][20] - Chinese companies are well-positioned to lead in the HVDC space due to their existing experience in UPS and modular power systems [20][21] - Domestic firms like Zhongheng Electric and Kehua Data are already forming partnerships and securing contracts with major cloud service providers [26][27] Technological Evolution - The transition to HVDC involves multiple phases, starting with the integration of 800V DC power cabinets into existing facilities [9] - Solid-state transformers (SST) are seen as a potential future solution, but they are still in the experimental stage and face challenges in cost and reliability [10][11][12] - A hybrid architecture combining traditional grid supply with HVDC is emerging as a practical solution for data centers [12][13] Conclusion - The HVDC market is rapidly evolving, with NVIDIA's white paper providing a clearer direction for the industry [33] - Domestic companies are poised to capitalize on the opportunities presented by the shift towards HVDC, as they have the necessary technological foundations and market experience [34][35]