The Asus X205TA has a better storage medium than most notebook PCs that have been around for a similar time to it. This notebook PC has an SSD storage medium, whereas most latest laptops have an HDD storage medium. Flash drives store data in semiconductors on a circuit board rather than using magnetic or optical media. Flash have no moving parts which makes them very fast and reliable.
This portable PC's storage medium (SSD) is in fact the best storage medium amongst all recently released portable PCs.
An HDD storage medium is the worst storage medium amongst comparable types of portable PC.