joer wrote:
Two cards in the same class are not necessarily equal. Ignore the class altogether and look at the read and write speeds.
SanDisk SDHC Memory Card Extreme Pro Class 10 UHS-I is an excellent card for your camera although there are few others as well.
8-) 8-) 8-) I do not believe it is possible to put an SDHC in a 5 D MKII. RTFP!