Nintendo's Cartridge Supply Chain Faces Pressure as Macronix Shifts Capacity

Nintendo's primary ROM chip supplier, Macronix, is gradually phasing out its game cartridge ROM production as it shifts manufacturing capacity toward higher-demand flash memory and AI-related products. Macronix's ROM output has dropped by 39% over the past year, reducing its share of the company's business to just 5%. This supply chain shift threatens to increase production costs for Nintendo's physical game cartridges, which could potentially lead to higher retail prices for physical games or a transition toward smaller, cheaper cartridge options. It highlights how the booming demand for AI infrastructure and high-margin flash memory is crowding out component manufacturing for consumer entertainment hardware. Following Macronix's withdrawal, Nintendo may need to rely more heavily on alternative suppliers such as Rohm Semiconductor and Lapis Semiconductor. Industry analysts note that while Nintendo has no immediate plans to abandon physical cartridges, publishers might adjust pricing or storage capacities in response to rising manufacturing costs.