<p>I have a 32GB in the camera now, and (2) 16GB cards in my Black Rapid Strap compartment. They work perfectly and they are all Lexar Professional.<br>
Speed is the log jam with the D700. It can only buffer 17 RAW images, so when doing bursts you will run out of space faster than the camera can keep up. With JPEGs it just goes and goes......</p>