The Flex 10 has an HDD storage medium which is better than most notebook PCs of this age and type. Most notebook PCs of a comparable spec and age to it have an SSD storage medium. 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.
This notebook PC's storage medium (HDD) is actually the worst storage medium across all notebook PCs that have been available for a comparable time to the Flex 10.
An SSD storage medium is the best storage medium across similar types of notebook PC.
We think you might also be interested in some of the alternative laptops that have an HDD storage media currently available including the FLEX 15, or the Yoga (£643.24) both from Lenovo which is cheaper.
If you are looking for a laptop with a better storage medium then you might also want to look at the Toshiba Satellite U920t (£679.54) (SSD and cheaper), or the Fujitsu Stylistic Q702 (£543.00) (SSD and cheaper).