What Are The 3 Types Of SD Cards?
There are three main types in the SD memory card family. SD, SD High Capacity (SDHC™), and SD Extended Capacity (SDXC™). This article details the different specifications of all three types of SD memory cards and the speed class ratings and compatibilities that are different with each type.
Are there different types of SD cards?
When it comes to storage, there are three different types of card: SD, SDHC (High Capacity) and SDXC (eXtended Capacity). Originally, an SD card could hold up to 2GB of data using Microsoft's FAT-12 or FAT-16 file format. This was a huge amount in 1999, and most cards stored a lot less.
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What are the differences between SD cards?
SD vs. The key difference is the file system the cards use, and it affects the amount of storage it can hold. SD cards cap out at 2 GB, while SDHC cards can handle between 4GB and 32GB thanks to a file system called FAT 32. SDXC cards use the exFAT file system, which pushes their capacity to a range of 64GB to 2TB.
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What are the different size SD cards?
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What are the four types of SD cards?
While they are all commonly known as SD cards, there are currently four sub-types of secure digital cards: SD, SDHC, SDXC, and SDUC.
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