The new flagship "Pro Series" delivers write speeds of up to 20 MB/s (microSD) and 40 MB/s (SD), as well as read speeds of up to 70 MB/s (microSD) and 80 MB/s (SD). According to Samsung, the memory cards are rated shock proof at up to 3,200 lbs and magnet proof up to 10,000 gauss.
The SD Pro Series is available in 16, 32 and 64 GB capacities and carries suggested retail pricing of $70, $120, and $240. The same pricing applies to the microSD Pro Series, but Samsung also offers an 8 GB version that sells for $40.
The company also updated its mid-range Extreme Speed series (up to 48 MB/s read and write speeds), which is priced from $23 for a 8 GB cards to $75 for 32 GB versions. The mainstream series (up to 24 MB/s read and write speeds) starts at $13 for 4GB cards and lands at $70 for the 32 GB models.