Stack Exchange network consists of 175 Q&A communities including Stack Overflow, the largest, most trusted online community for developers to learn, share their knowledge, and build their careers.
The first Raspberry PI could not utilize more speed than approximately a class 6 card.
Can the new Raspberry PI2 utilize faster cards like class 10?
Or is the IO speed the same towards the sd cards as the first PI?
The SD card interface is unchanged.
See Raspberry Pi 2 - FAQ and collated answers
Required, but never shown