Memory card tests?

[Tight Fart]

Can anybody point me in the direction of some memory card tests?
I've not found the write speed a problem upto now but shooting video on a 7d mine start to buffer and freeze the video

 

[Canon Bob]

Try here .....no tests on the 7D yet but the 5D2 should be very similar.

Bob

 

[photon]

Cards tested in several reader/writers:

http://www.hjreggel.net/cardspeed/speed-by-cards-cselx.html

 

[Tight Fart]

Thanks