AI Infrastructure Stocks Riding Data Center Demand Beyond Nvidia

AI infrastructure is pulling in fresh capital from chipmakers, cloud giants, and networking providers as companies race to power new workloads. That creates a wider set of potential winners, and also fresh risks if expectations run ahead of reality. This article walks through three stocks from a Global AI Infrastructure Enablers screener that appear positively exposed to this trend. It is designed to help you decide whether they deserve a closer look or a spot on your watchlist.

The three stocks below are only a starting sample. The full screen surfaced 56 more large, AI-infrastructure-linked companies with equally compelling narratives that are not covered in this article. To identify and analyze the highest conviction ideas that fit your own criteria, head straight into the Global AI Infrastructure Enablers (Semiconductors, Cloud & Networking) screener.

Rambus (RMBS)

Rambus is one of the purest plays in AI infrastructure in this screener, supplying high performance DDR5 memory interface chips and silicon IP that help AI accelerators and data center servers move and protect data. The business is highly focused, with all reported revenue of about US$756 million coming from semiconductors, and it serves memory makers, chip designers and hyperscalers across the United States, South Korea, Singapore and other regions. The stock has a market cap of roughly US$9.3b, putting it firmly in the large cap camp within AI hardware and cloud infrastructure.

Rambus may appeal to investors who want exposure to the plumbing of AI rather than only the headline GPU suppliers. Its DDR5 server chipsets and high speed memory and security IP are already tied to AI data center buildouts. Recent earnings reports and product launches illustrate how deeper AI workloads can translate into richer chip content per server. At the same time, heavy reliance on a few memory product lines, margin pressure and insider selling mean expectations matter, and execution on new technologies such as MRDIMM and companion chips will be important to watch. The full story around AI driven demand, revenue concentration and valuation expectations is a key consideration for long term investors.

Rambus is already wired into AI data center buildouts, yet many investors focus only on headline GPUs. Get the fuller picture on memory content, revenue concentration, and expectations risk in the 4 key rewards and 2 important warning signs

Advanced Energy Industries (AEIS)

Advanced Energy Industries supplies the precision power systems that sit behind many AI infrastructure builds, from semiconductor manufacturing tools to high power data center servers. The company generates essentially all of its roughly US$2.0b in revenue from power electronics conversion products, selling into equipment makers and data center hardware providers across the United States, Japan, Mexico and other regions. With a market cap around US$10.9b, Advanced Energy Industries is a sizeable player in the power hardware tier of the AI supply chain.

Investors who want exposure to the AI buildout beyond GPUs may find Advanced Energy Industries interesting because its power conversion hardware is closely connected to both chip fabrication tools and high power AI servers. Recent results highlight demand linked to data center and semiconductor customers, supported by new high efficiency products for AI racks and rising analyst expectations for earnings. On the other hand, the company leans heavily on a handful of large hyperscale and semiconductor customers, and operates in cyclical end markets where tariffs and spending shifts can quickly affect orders. For investors comfortable with this mix of potential growth and concentration risk, the full picture on margins, valuation and AI related design wins may warrant a closer look.

Advanced Energy Industries is riding AI linked demand across chip tools and data center power, yet investor attention still clusters around the headline GPU suppliers. See how its customer mix, margins and AI exposure really stack up in the analysis report for Advanced Energy Industries

Montage Technology (SHSE:688008)

Montage Technology is an IC design company that builds chips for cloud computing and AI infrastructure, including DDR5 memory power management, PCIe retimers and CXL memory expanders that help data centers handle heavier AI workloads. This puts the company squarely inside the Global AI Infrastructure Enablers theme, since its products sit in the hardware stack that large cloud and enterprise customers are investing in. Montage Technology has a market cap of about CN¥260.1b, which places it firmly in the large cap bracket within China’s semiconductor ecosystem.

For investors looking beyond headline GPU stocks, Montage Technology provides direct exposure to AI data center spending through its memory interface and CXL controller portfolio, which is supported by high margins, strong recent earnings growth and fresh product milestones such as its CXL 3.2 Memory eXpander Controller, now on trial with leading memory makers. At the same time, the stock carries a rich P/E multiple, relies on higher risk external financing and has a relatively new board. These factors can make the already volatile share price more sensitive to AI sentiment. Investors seeking to understand how this mix of rapid AI linked growth, premium valuation and funding risk affects the balance between opportunity and caution may find Montage Technology worth a closer look.

Montage Technology’s premium P/E and rapid AI data center exposure create a powerful story that many investors only skim. The real twist sits in the funding and governance mix hiding inside the 3 key rewards and 2 important warning signs (2 are major!)

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This article by Simply Wall St is general in nature. We provide commentary based on historical data and analyst forecasts only using an unbiased methodology and our articles are not intended to be financial advice. It does not constitute a recommendation to buy or sell any stock, and does not take account of your objectives, or your financial situation. We aim to bring you long-term focused analysis driven by fundamental data. Note that our analysis may not factor in the latest price-sensitive company announcements or qualitative material. Simply Wall St has no position in any stocks mentioned.

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