This tiny memory card delivers up to 180MB/s ... That’s large enough to use in place of an SSD (but you may need to snag a microSD adapter if you don’t have a microSD reader in your PC).
That's why we recommend expanding the system's storage with a microSD card. The best microSD cards for the Nintendo Switch can help you fit dozens of additional games and files on your console.
Thankfully, both ROG Ally devices are compatible with the newer (faster) UHS-II microSD cards, but these cards aren't as common. To help you out, here are the best microSD cards for ROG Ally on ...