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Best AI Stock Besides Nvidia: Who Wins the Boom?

Find the best AI stock besides Nvidia with a clear look at infrastructure, valuation, and 2026 upside from the chip boom.

πŸ“…March 29, 2026⏱8 min readπŸ“1,641 words

⚑ Quick Answer

The best AI stock besides Nvidia may be the company that sells critical networking, memory, or cloud infrastructure into the same spending wave. Right now, Broadcom stands out because hyperscalers need its custom AI chips and networking gear as Nvidia-driven demand spreads across data centers.

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Key Takeaways

  • βœ“The best AI stock besides Nvidia often sits one layer deeper in infrastructure
  • βœ“Broadcom keeps surfacing because AI demand lifts both networking and custom silicon sales
  • βœ“Top AI stocks to buy after Nvidia rally need earnings support, not hype by itself
  • βœ“Undervalued AI stocks linked to Nvidia usually gain from hyperscaler capital spending cycles
  • βœ“AI infrastructure stocks to watch 2026 should have pricing power and real customer concentration

The best AI stock besides Nvidia has quietly become the question growth investors keep circling back to. Fair enough. Nvidia grabbed the spotlight, but trillion-dollar capex waves rarely crown just one winner. They spill into switches, custom accelerators, memory, optics, and all the cloud plumbing behind the curtain. And that's where the next outsized winner likely sits.

What is the best AI stock besides Nvidia right now?

What is the best AI stock besides Nvidia right now?

The best AI stock besides Nvidia right now is probably Broadcom, because it sells the networking gear and custom silicon hyperscalers need when GPU deployments jump from pilot programs to full buildouts. According to Broadcom's fiscal 2024 commentary, AI-related revenue hit $12.2 billion for the year, which gives investors a concrete figure instead of a fuzzy promise. That's real. We think the market still underprices how sticky that demand could get once companies like Google, Meta, and ByteDance build systems around Broadcom parts. Nvidia still gets the glamour. But infrastructure spending usually widens before it cools. Cisco saw a version of that in earlier network cycles, and Broadcom looks better placed than Cisco did because AI traffic density runs much higher. We'd put it simply: if you're asking which AI company gains from Nvidia growth, follow the data center bill of materials, not the headlines. That's a bigger shift than it sounds.

Why does an AI stock winner from Nvidia chip boom often come from infrastructure?

Why does an AI stock winner from Nvidia chip boom often come from infrastructure?

An AI stock winner from Nvidia chip boom usually comes from infrastructure, because GPUs don't create revenue by themselves; they need interconnects, memory, storage, and power-efficient networking to produce usable performance. A 2024 Dell'Oro Group forecast projected that data center switch sales tied to AI clusters would climb sharply through 2027 as east-west traffic expands inside training environments. That matters. When a cloud provider installs thousands of Nvidia GPUs, it also buys the fabric that keeps those chips from sitting idle. Broadcom's Tomahawk and Jericho networking lines fit that spending pattern directly, and Marvell plays here too through optical DSPs and interconnect silicon. We'd argue investors still underrate this point because GPUs are easier to grasp than network bottlenecks. Not quite. In production AI, the slowest link often sets the economics, and that makes infrastructure vendors unusually appealing after Nvidia's rally. Worth noting.

Which undervalued AI stocks linked to Nvidia deserve attention for 2026?

Which undervalued AI stocks linked to Nvidia deserve attention for 2026?

The undervalued AI stocks linked to Nvidia that deserve attention for 2026 include Broadcom, Marvell Technology, and, to a more cyclical extent, Micron, because each captures a different slice of AI infrastructure demand. According to Micron's fiscal 2025 guidance updates, high-bandwidth memory demand stayed sold out for multiple quarters, which suggests real supply tightness rather than promotional demand. That's the detail investors should watch. Marvell has turned into a serious candidate among top AI stocks to buy after Nvidia rally because custom accelerators and optical connectivity look less optional with each quarter. Broadcom still tops our list, though. Because its business mix gives it both AI networking exposure and custom ASIC upside with hyperscalers. Think about Meta building internal AI systems: every push to reduce dependence on merchant GPUs can still raise spending on adjacent silicon. Here's the thing. If you want AI infrastructure stocks to watch 2026, look for companies that profit whether buyers choose Nvidia systems, custom chips, or both. We'd argue that's the cleaner setup.

How should investors judge top AI stocks to buy after Nvidia rally?

How should investors judge top AI stocks to buy after Nvidia rally?

Investors should judge top AI stocks to buy after Nvidia rally by checking revenue concentration, AI backlog quality, gross margins, and whether management ties demand to deployed production systems instead of experimental budgets. A 2024 McKinsey survey found that 65% of organizations reported regular generative AI use, up sharply from the prior year, which points to staying power in enterprise AI demand. But adoption alone won't cut it. We prefer companies with evidence that hyperscaler spending turns into repeat infrastructure purchases, not one-off lab tests. Broadcom again looks strong here because management has named custom AI accelerators and Ethernet networking as durable growth pillars, while Nvidia growth itself validates the wider ecosystem. Our view is blunt. The best AI stock besides Nvidia probably won't be the loudest story on financial TV. It'll be the company with the cleanest path from AI capex to recurring cash flow. That's worth watching.

Step-by-Step Guide

  1. 1

    Map the AI spending chain

    Start with the full AI hardware stack before buying anything. GPUs get attention, but networking, memory, foundry capacity, and optical links often capture second-order gains. Draw the spending chain from cloud capex to deployed inference clusters, and you'll spot which businesses ride Nvidia's momentum indirectly.

  2. 2

    Read company earnings transcripts closely

    Go past headlines and pull the latest transcripts from companies tied to AI infrastructure. Look for exact customer references, backlog commentary, and whether management names production deployments instead of pilot programs. If executives keep speaking in broad slogans, move on.

  3. 3

    Compare valuation against AI revenue quality

    Check whether a stock looks expensive only because the market uses stale assumptions. A company trading at a premium can still be cheaper than peers if AI revenue carries stronger margins and longer contracts. Broadcom is a good case study because its multiple needs context from software, networking, and ASIC exposure.

  4. 4

    Measure dependence on hyperscaler budgets

    Track how much demand comes from Microsoft, Meta, Alphabet, Amazon, and similar buyers. Heavy concentration adds risk, but it also confirms that the company sells into the part of the market with the deepest pockets. You'll want to know whether one customer cut could break the thesis.

  5. 5

    Watch infrastructure bottlenecks

    Study where AI deployments still slow down in the real world. Networking congestion, HBM supply, rack power, and cooling limits all create profit pools for adjacent vendors. The best AI stock besides Nvidia often solves one of those headaches directly.

  6. 6

    Build a 2026 scenario model

    Create base, bull, and bear cases for AI revenue through 2026. Use assumptions for capex growth, pricing, margins, and customer concentration instead of relying on a single narrative. That exercise usually makes the strongest names stand out very quickly.

Key Statistics

Broadcom reported $12.2 billion in AI revenue for fiscal 2024.That figure matters because it proves AI is already material to Broadcom's business, not a speculative side bet.
McKinsey's 2024 global survey found 65% of organizations regularly use generative AI.Broader enterprise adoption supports continuing spend on the infrastructure layer that powers training and inference.
Micron said its HBM supply was effectively sold out for multiple future quarters in fiscal 2025 updates.That signals real demand pressure in AI memory, a critical adjacent market to Nvidia's GPU growth.
Dell'Oro Group projected strong multi-year growth in AI-related data center switching through 2027.That forecast supports the case that networking vendors can win alongside GPU suppliers as clusters scale.

Frequently Asked Questions

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Conclusion

The best AI stock besides Nvidia is probably the one investors miss while chasing the obvious winner. Right now, Broadcom makes the strongest case because AI spending doesn't stop at GPUs; it spills into networking and custom silicon, where Broadcom already has scale. So we expect that pattern to keep favoring infrastructure names through 2026, especially if hyperscaler capex stays high. If you're screening for the best AI stock besides Nvidia, start with companies that turn Nvidia's momentum into their own recurring revenue. That's where the next big upside likely sits.