This laptop has an HDD storage medium, which is the most frequently found storage medium on notebook PCs of a comparable age and spec to it. HDD is a traditional storage drive which stores the information on magnetic disks. HDD drives are slower than other forms of storage such as solid state drives (SSD) and flash drives.
We think you might also be interested in some of the other notebook PCs that have an HDD storage media currently available including the HP 2570p which has better reviews.
If the storage medium of this portable PC is too bad for you then you might want to look at the HP Stream 11 (SSD and cheaper).