Some say XtraROM is used for Switch game cartridges, but what is this chip? PROM... | Hacker News

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		fomine3 on Feb 8, 2023 \| parent \| context \| favorite \| on: Nintendo Will Pay Its Workers 10% More Some say XtraROM is used for Switch game cartridges, but what is this chip? PROM or just high endurance write-once Flash?

deafpolygon on Feb 8, 2023 [–]

for the Switch they are using non-volatile flash storage. Even though "ROM" is in the name, it's still a flash based storage (dubbed HybridFlash by Macronix). I read somewhere that their stated lifetime is ~20 years, which means they won't last nearly as long as their NES/SNES forebears.

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