I have an 32GB Sandisk Ultra SD card for my O3DSXL and its slow. Is this card just bad, or is something else the matter? The card is supposidly Class 10.
http://www.dataio.nl/wp-content/uploads/2015/11/SDSDUNC-032G.jpg
http://www.dataio.nl/wp-content/uploads/2015/11/SDSDUNC-032G.jpg