My Nikon D4 included a free 16GB Sony XQD card and reader. The new XQD standard promises very fast data throughput. Sony’s spec states 125MB/s transfer rates are possible. CF cards currently top out at 90MB/s. In my testing with the XQD card I was able to shoot 83 14-bit lossless compressed NEFs in the D4 before the buffer filled and shooting speed dropped. That’s a lot of frames! Of course, most photographers don’t find themselves ripping off 80 frames at 10fps most of the time. You may as well shoot video if you want to do that. Continue reading The Sony XQD Memory Cards: Mac Owners Beware →