The Motley Fool·2026-02-01 09:44Core Viewpoint - Many AI stocks are perceived as expensive, but there are several undervalued options with significant growth potential [1][2]. Group 1: Advanced Micro Devices (AMD) - AMD's forward price-to-earnings ratio is 39.7, and its trailing P/E ratio is 131.6, indicating a high valuation at first glance [3][4]. - The stock's PEG ratio is notably low at 0.5, suggesting it is one of the cheapest AI stocks available [3]. - AMD anticipates revenue from AI data centers to grow at a compound annual growth rate (CAGR) of over 80% in the next three to five years [5]. - The company is gaining market share in server CPUs and is making progress in the GPU market with its Instinct MI350 Series [6]. Group 2: Micron Technology - Micron's PEG ratio is just below 0.7, and shares trade at 12.3 times forward earnings, indicating it is not an expensive commodity [7]. - The company has secured contracts for its entire 2026 high-bandwidth memory (HBM) supply, reflecting strong demand and supply constraints [9]. - Micron expects the total addressable market for HBM to reach $100 billion by 2028, with a CAGR of approximately 40% [9]. Group 3: Nvidia - Nvidia's PEG ratio is 0.7, and it is expected to experience strong growth over the next five years, making its current valuation more justifiable [10]. - The company projects annual AI infrastructure spending to reach $3 trillion to $4 trillion by the end of the decade, driven by emerging technologies [12]. - Nvidia's Blackwell GPUs are currently the most powerful AI chips, with plans to launch even more advanced Rubin GPUs later this year [13].