* - 512K speeds may be faster on your reader, my MobileLight G4 historically tests low.)Not too shabby!Some of the fastest reads I have

So far so good, this card is doing great and the speeds are good (don't have exact numbers though).

If you're looking for a great card with excellent speeds, buy this.

you have slower speeds, and you were smart, you should know it is your readers fault!Gigabyte GA-Z68XP-UD3

Not the fastest speeds, but has the full 64GB, and works well.

Actual speeds of these cards are on average 50% faster than rated