A helpful chart...

Wanting to buy new CF cards to feed your hungry Canon 5D mkII, but don't know which card works best? Look here:

robgalbraith.com/bins/camera_multi_page

Not all CF cards are alike, and write speed is important when you are trying to stuff those big files onto a card in a timely manner. I just got some new Sandisk Extreme III 8 gig cards, and they seem to be working OK in the camera. I'm going to read over the list and see where they land...