The memory chip race in the age of artificial intelligence: Micron vs. Sandisk comparison

With the artificial intelligence boom causing memory chip prices to skyrocket, both companies have captured massive revenue growth. Micron stands out due to its diverse product portfolio.

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Micron vs. Sandisk: 1 Artificial Intelligence (AI) Memory Stock Is Clearly the Better Buy Today | The Motley Fool

The memory chip demand triggered by the artificial intelligence revolution has driven massive gains in Micron and Sandisk shares throughout 2026. As supply shortages and price increases persist in the sector, both companies have become the focus of investors.

Record Rise in Shares

Sandisk shares gained over 520% in 2026, positioning them as the best-performing stock in the S&P 500 index.

Micron managed to become the fourth best-performing stock in the same index with an increase of around 225%.

Memory Chip Market

Both companies operate as chip manufacturers working on essential memory types such as NAND and DRAM.

While Sandisk and Micron produce NAND for long-term data storage, Micron also manufactures DRAM, which provides fast information access.

Supply Shortage and New Facilities

The imbalance between high demand and low supply led to skyrocketing memory chip prices and multiplied company earnings.

While Sandisk has announced a new manufacturing facility and Micron is building various plants, most of these investments will not become operational before mid-2027.

Why Micron is More Advantageous

Micron stands out for having started the construction of new manufacturing facilities earlier and having a presence in both the NAND and DRAM markets.

While Sandisk follows a largely NAND-focused model, Micron's diversified business model offers a safer ground for long-term investments.