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Yellow microSDXC card with black edges, 256GB capacity

SanDisk

SanDisk 256GB microSDXC UHS-I U3 Nintendo Switch memory card

SKU CH-ZX3X-C79Q5

256 GB microSDXC card with UHS-I U3 speed for Nintendo Switch, read up to 100.0 MB/s and write up to 90.0 MB/s

  • TypemicroSDXC
  • 256 GB capacity stores large game libraries
  • UHS-I U3 Class 10 speeds deliver up to 100 MB/s read and 90 MB/s write
  • Shock and water resistant design protects data in tough conditions
  • Nintendo licensed microSDXC card ensures full Switch compatibility
  • Operates from -13 °F to 185 °F for reliable performance anywhere

256GB microSDXC for Nintendo Switch

This SanDisk microSDXC card provides 256 gigabytes of storage for the Nintendo Switch console. It carries Nintendo licensing and uses the UHS-I bus interface. The card is built to withstand shock, water and temperatures from -13.0 to 185.0 degrees fahrenheit.

Switch owners needing more game space

Players who want to install many digital titles will benefit from the 256GB capacity and Class 10 speed rating. Users who require faster write performance than 90.0 megabytes per second or need a different form factor should consider other options.

UHS-I U3 speed class rating

The card meets UHS Speed Class U3 and SD Speed Class 10, delivering maximum read speeds of 100.0 megabytes per second and maximum write speeds of 90.0 megabytes per second. This rating determines whether the card can handle continuous recording and fast game loading on the Switch.

Highlights

  • 256 GB capacity stores large game libraries
  • UHS-I U3 Class 10 speeds deliver up to 100 MB/s read and 90 MB/s write
  • Shock and water resistant design protects data in tough conditions
  • Nintendo licensed microSDXC card ensures full Switch compatibility
  • Operates from -13 °F to 185 °F for reliable performance anywhere

Specifications

TypemicroSDXC

Questions about this item

Will the 256GB microSDXC card need replacing if it gets wet or dropped during daily Switch use?

The card is water resistant and shock resistant, so normal spills or drops should not require a replacement.

What speed limit appears first when recording long gameplay sessions at the maximum 90.0 MB/s write rate?

The UHS-I bus and U3 rating cap sustained writes at 90.0 MB/s, so that ceiling is reached before any thermal throttle.

Does the card run hot or draw extra power when left in the Switch for all-day play?

Operating range spans -13.0 to 185.0 °F with no active cooling, so heat and power draw stay negligible during extended sessions.

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