I recently bought a 64gb 1066x Lexar CF for raw video and I've noticed a few corrupted frames which I have never seen on my two 32gb Lexar 1000x cards.
Is there a way to test the card? Similar to a sector test on a HDD? If it's a bad card I'd like to know so I can RMA it..
Many thanks!
h2testw for Windows
F3 for OS X
Take a look
http://www.broes.nl/2012/08/verify-the-integrity-of-a-flash-sd-card-on-a-mac/