Photokina 2008: SanDisk has today introduced new Compact Flash cards which offer increased storage capacity and faster read/write speeds. The Extreme III CompactFlash card now comes in a 32GB version with a speed of 30MB/s, and the Extreme IV CompactFlash card now comes in a 16GB version with a speed of 45 MB/s. In addition, the rest of the Extreme IV range has been upgraded to a read/write speed of 45MB/s.