SDHC and SDXC different types of SD that are based on the standards of the Society of SD are made.

card SDXC to organize space information of the file system exFAT. Devices and cards, SDXC in addition to the interface UHS that SD and SDHC are used. of standard UHS-I and UHS-II also supports that fast up to 104MB/S and 312MB/S for exchange of information make it possible.