MicroSD Express
A high-speed memory card standard based on the PCIe 3.0 and NVMe protocols, with theoretical transfer speeds of up to approximately 985 MB/s, far higher than traditional UHS-I cards. It supports backward compatibility.
Timeline (last 90 days)
The Nintendo Switch 2 uses the MicroSD Express storage standard as its expansion storage solution.
The MicroSD Express standard is based on PCIe 3.0 and the NVMe protocol, with a theoretical maximum transfer speed of about 985 MB/s.
MicroSD Express cards are physically the same size as ordinary MicroSD cards, but the interface pin definitions differ.
Ordinary MicroSD cards cannot be inserted into slots that only support the Express standard.
Currently, relatively few card readers on the market support the MicroSD Express standard.
When buying an expansion card, Switch 2 users must look for the MicroSD Express label to avoid mistakenly buying a traditional MicroSD card that cannot be used or fails to meet performance requirements.
All Facts (6)
The Nintendo Switch 2 uses the MicroSD Express storage standard as its expansion storage solution.
50%UnverifiedThe MicroSD Express standard is based on PCIe 3.0 and the NVMe protocol, with a theoretical maximum transfer speed of about 985 MB/s.
50%UnverifiedMicroSD Express cards are physically the same size as ordinary MicroSD cards, but the interface pin definitions differ.
50%UnverifiedOrdinary MicroSD cards cannot be inserted into slots that only support the Express standard.
50%UnverifiedCurrently, relatively few card readers on the market support the MicroSD Express standard.
50%UnverifiedWhen buying an expansion card, Switch 2 users must look for the MicroSD Express label to avoid mistakenly buying a traditional MicroSD card that cannot be used or fails to meet performance requirements.
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