Western Digital vs Advanced Micro Devices
Side-by-side comparison of AI visibility scores, market position, and capabilities
Western Digital (WDC) reported ~$13.0B revenue in FY2024. Leading maker of hard disk drives and NAND flash storage products for cloud data centers, PCs, and consumer devices. HQ: San Jose, CA.
About
Western Digital Corporation is one of the world's largest data storage companies, manufacturing hard disk drives (HDDs) and NAND flash memory (under the WD and SanDisk brands) used in cloud data centers, personal computers, mobile devices, and enterprise storage systems. Founded in Santa Ana, California in 1970, Western Digital has survived multiple technology transitions and industry consolidations to become one of only two remaining large HDD manufacturers (alongside Seagate) and a major participant in the NAND flash market.
Santa Clara semiconductor (NASDAQ: AMD) at $268B market cap; OpenAI 6 GW Instinct GPU partnership ($100B+ over 4 years, Oct 2025), Q3 2025 data center $4.3B revenue competing with NVIDIA for AI accelerator market.
About
Advanced Micro Devices, Inc. (AMD) is a Santa Clara, California-based semiconductor company — publicly traded on NASDAQ (NASDAQ: AMD) as an S&P 500 component — designing CPUs, GPUs, FPGAs, and AI accelerators for data centers, gaming, PCs, and embedded systems with approximately 26,000 employees and a market capitalization of approximately $268 billion (June 2024). In Q3 2025, AMD's data center segment revenue reached $4.3 billion, driven by Instinct AI accelerators and EPYC server processors. In October 2025, AMD announced a multibillion-dollar strategic partnership with OpenAI — OpenAI will deploy 6 gigawatts of AMD Instinct GPUs, expected to generate over $100 billion in new revenue for AMD over four years, with OpenAI receiving a warrant for up to 160 million AMD shares (potential ~10% stake). AMD stock surged 23.71% on the announcement. CEO Dr. Lisa Su (since 2014) led one of Silicon Valley's most celebrated turnarounds, growing AMD stock from ~$3 to ~$140+ per share. AMD was founded in 1969 by Jerry Sanders; key acquisitions include ATI Technologies (2006, GPUs) and Xilinx ($49 billion, 2022, FPGAs).
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