英伟达重回“首选”宝座，华尔街发出AI投资风向标：现在是入场点？

Core Viewpoint - Nvidia has regained its position as Morgan Stanley's top pick in the semiconductor sector, overtaking Micron Technology, indicating a shift in market discussions regarding AI investment paths [1] Group 1: Nvidia's Market Position - Analyst Joseph Moore believes that despite Nvidia's recent stock performance being flat, market enthusiasm for its 2027 outlook may increase in the coming months, with the current stock price corresponding to an estimated earnings multiple of about 18 times for the 2027 calendar year, presenting an "unexpectedly good entry point" [1] - There is an ongoing debate about whether memory stocks or Nvidia stocks represent the best bet on the AI boom, with Moore suggesting that while memory stocks reflect a longer-term cycle, Nvidia's strength is central to the memory shortage, and AI's profit leverage may not be limited to memory companies [1] Group 2: Industry Demand and Competition - Moore indicates that memory and Nvidia's logic are closely linked, with comprehensive surveys showing that capital expenditures from hyperscale cloud service providers are expected to grow for several years, although sustainability is harder to determine [2] - Some hyperscale customers have placed three-year orders with memory suppliers, even making full prepayments, indicating that companies are preparing for broader long-term infrastructure expansions, which should enhance market confidence in their long-term narratives [2] - Nvidia is not the only beneficiary in the competitive landscape, as AMD is strengthening its graphics processor offerings, while Alphabet and Broadcom's partners are gradually expanding market share through lower-cost application-specific integrated circuits [2] Group 3: Nvidia's Product Development - Despite some weakening of "moats" among AI chip manufacturers, customers still prefer Nvidia products, with expectations that demand for AI chips will continue to exceed supply [3] - Nvidia's current Blackwell chip is expected to remain the preferred processor, and the upcoming Vera Rubin AI platform, set to ship in the second half of the year, is anticipated to further solidify the company's appeal among large cloud customers [3] - Nvidia plans to launch a new inference-oriented chip system and is accelerating innovation through a new partnership with startup Groq, although the company has not commented on this potential new product [3]