As artificial intelligence spending continues to reshape the semiconductor landscape, investors are weighing the merits of NVIDIA Corp., Advanced Micro Devices Inc. and Intel Corp. in a high-stakes contest for dominance in data centers, AI accelerators and traditional computing. With NVIDIA maintaining its lead in AI GPUs, AMD gaining ground in both CPUs and GPUs, and Intel staging a notable recovery, the choice of which stock to buy in the second half of 2026 depends on growth outlook, valuation and risk tolerance.

NVIDIA shares closed recently around $205, with a market capitalization nearing $5 trillion. The company has delivered explosive growth, reporting record quarterly revenue of $81.6 billion in its most recent period, up 85% year-over-year, driven overwhelmingly by its data center segment. Analysts continue to view it as the clear leader in the AI infrastructure boom.

Oppenheimer analyst Rick Schafer has described NVIDIA as an "AI castle on a hill" that boasts the best performance-per-watt for both training and inference. He maintains an Outperform rating, highlighting the company's Blackwell Ultra racks as leading the market by two generations.

AMD, trading near $500-$510 after a strong run, has seen significant outperformance in 2026 in some periods, fueled by accelerating data center growth and CPU share gains. Citi recently upgraded the stock to Buy with a $575 price target, citing underappreciated GPU opportunities, potential major wins with customers like Meta, and a CPU revival tied to agentic AI workloads. The firm sees AI potentially driving 54% of AMD's sales by........

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