The EX2 model uses MLC flash memory and comes in capacities of 16GB to 128GB, these drives promise sequential read speeds of up to 80MB/s and sequential write speeds of up to 40MB/s. The IX2 models on the other hand feature SLC flash memory, they are available from 16GB to 64GB and have sequential read speeds of up to 80MB/s and sequential write speeds of up to 60MB/s.
The MasterDrive EX2 is available with capacities from 16GB to 128GB, features sequential read speeds up to 80 MB/s and sequential write speeds up to 40MB/s, and uses MLC flash. It also comes with a 2 year factory warranty.
The MasterDrive IX2 is available with capacities from 16GB to 64GB, enables sequential read speeds up to 80 MB/s and sequential write speeds up to 60MB/s, and uses SLC flash. It also comes with a 3 year factory warranty.