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How to tell the speed difference between SD cards

Posted by Gloross Collaborator on

How to tell the speed difference between SD cards

The first one is the Class value. There are four levels of C2-C10 on the SD card.

The second one is UHS value. UHS means ultra-high-speed interface, and currently you can see two levels of U1 and U3.

The third, HC and XC values. HC is a High Capacity memory card, and XC is a Xpanded Capacity memory card.

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