"You have to ask yourself if you need the microSD format. If you don't, then consider an SD card instead, as they're usually a little less expensive than the microSD format to begin with since the flash memory used isn't as dense. If you do need the microSD format, then ask yourself if you need 32GB. If you do, then consider other microSD offerings. Then ask if you need the speed. If you do, again look elsewhere. Other less expensive class 10 microSDHC cards are available."
Slow computer got you down? Maybe a hardware upgrade should be in your cards, if so this guide to the Fundamentals of Upgrading a PC is an invaluable read. PCSTATS Tips