With rated write performance as high as 10 MB/s and capacities as high as 32 GB, there's plenty of choice in the microSDHC marketplace. Do the contenders actually hit their performance targets? Interestingly, some of them are actually quite a bit better!
The latest flash-based SD memory cards with UHS-I deliver up to 63 MB/s throughput. Users who want to exploit that performance need to pay attention to a few details, like making sure they upgrade to a USB 3.0 card reader. Which card is the fastest?
Professionals rely on high-speed CompactFlash cards. Today we're looking at a handful of different options from Lexar, Samsung, SanDisk, Silicon Power, and Transcend with capacities up to 64GB and speeds up to 600x (as high as 90 MB/s)
Most of the elite SDHC memory cards we've reviewed are “Class 6” rated, a label that promises high performance. However, we found significant performance differences among them.