This is the product's overall performance score, based on key tests conducted by our industry experts in the CHOICE labs.

The Extreme Portable SSD can read and write data at over 1,000 Megabytes per second. You can backup hundreds of gigabytes of files in a fraction of the time it would have taken you to only a few years ...

Note: Buffer clearing times measured with a SanDisk Extreme Pro 128GB 100MB/s UDMA 7 CompactFlash card unless otherwise noted. Slower cards will produce correspondingly slower clearing times.

Note: Buffer clearing times measured with a SanDisk Extreme Pro 128GB 100MB/s UDMA 7 CompactFlash card unless otherwise noted. Slower cards will produce correspondingly slower clearing times.