Macronix announced it will cease production of ROM chips, the component used in Nintendo Switch 2 game cartridges, ending a partnership that dates back to the Nintendo 64 era. The decision, confirmed by MST Financial analyst David Gibson on Twitter, could push Nintendo toward a largely digital distribution model for its upcoming console.

The news arrives while Nintendo continues to ship physical Switch 2 games, but industry trends suggest a rapid shift away from discs and cartridges. Sony has already pledged to stop producing physical PlayStation games by 2028, and Rockstar confirmed GTA 6 will be sold only as a digital code inside a box.

Why the End of ROM Production Matters

ROM chips are the memory devices that store a game's code and data on a physical cartridge. For Nintendo, these chips have been sourced primarily from Macronix for both the original Switch and the upcoming Switch 2. In Macronix's third-quarter report, ROM sales fell to 5% of total revenue, down from 26% a year earlier, prompting the company to refocus on NOR flash and eMMC products for data-center memory.

By ending ROM production, Macronix removes a key supplier from Nintendo's supply chain. While Nintendo can still obtain cartridges from other manufacturers, the loss of its largest ROM source may increase costs, reduce flexibility, and accelerate the adoption of alternative distribution methods such as game-key cards that unlock digital downloads.

Historical Context: Nintendo's Relationship with Physical Media

Since the launch of the Nintendo 64 in 1996, Nintendo has relied on ROM cartridges for its flagship consoles. Cartridges offered fast load times and durability, but they were more expensive to produce than optical discs. The Wii U and Switch introduced a hybrid approach, offering both physical cartridges and a robust eShop for digital purchases.

In the past decade, the share of physical game sales has been declining globally. According to the Entertainment Software Association, digital sales accounted for 71% of U.S. game revenue in 2023. This trend is driven by faster internet, larger storage capacities, and consumer preference for instant access.

Impact on Switch 2 Collectors and Retailers

Collectors who value physical media may face higher prices and reduced availability if Nintendo scales back cartridge production. However, the immediate impact is muted because Nintendo still receives cartridges from other suppliers and has not announced a halt to physical releases.

Retailers could see a shift in inventory strategy. Instead of stocking full cartridges, they may stock game-key cards, small cards that contain a download code. This format reduces manufacturing complexity and shipping weight, while still providing a tangible product for consumers who prefer a physical purchase.

Potential Strategies Nintendo Could Adopt

To mitigate the supply gap, Nintendo might expand its use of game-key cards, a method already employed for certain titles on the Switch. These cards do not contain the game data; they simply deliver a unique code that unlocks the game on the console's eShop.

Another option is to increase production with secondary ROM manufacturers, though this could raise per-unit costs. Nintendo could also explore hybrid cartridges that combine a smaller ROM with a downloadable component, similar to the approach used for some handheld titles in the early 2000s.

Upcoming Switch 2 Releases and What to Watch For

Nintendo has scheduled major 2027 releases for later this year, including Metroid Ravenous, The Duskblods, Kirby and the World Beyond, Xenoblade Genesis, and Pokemon Winds and Waves. The pricing and physical availability of these titles will be the first real test of how the ROM supply change affects the market.

Analysts will monitor announcements from Nintendo's hardware division for any mention of new cartridge partners or a shift toward digital-first launches. Investors are also watching Macronix's quarterly reports for signs of re-entry into ROM production or new partnerships that could affect the supply chain.

What This Means for the Wider Gaming Industry

The move mirrors broader industry shifts. Sony's 2028 deadline and Rockstar's digital-only GTA 6 release signal that major publishers view physical media as a diminishing segment. Data-center memory demand is driving semiconductor firms like Macronix to prioritize high-volume, low-cost flash solutions over niche ROM chips.

If Nintendo follows suit, it could accelerate the decline of physical game retail in North America and Europe, while potentially increasing reliance on digital storefronts in regions with robust broadband infrastructure.

What Consumers Should Expect in the Coming Months

Players should not expect an immediate shortage of new Switch 2 cartridges. Nintendo has not indicated a plan to discontinue physical releases, and alternative suppliers remain in the market. However, consumers may notice a gradual increase in the proportion of games sold as digital codes or key cards.

For collectors, the prudent approach is to purchase desired physical titles while they remain readily available. For casual gamers, embracing digital purchases may become more convenient as the ecosystem evolves.