The Lenovo Flex has an HDD storage media which is better than the SSD storage media found on most notebook PCs that have been around for a comparable time 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.
An HDD storage media is in fact the worst storage medium amongst all notebook PCs of this age and spec.
The best storage medium across comparable types of notebook PC is SSD.
Portable PCs with a better storage medium that might also be worth looking at include the Toshiba U920t[plb_1453648_price] (SSD) which is also higher rated.