The Asus CN60 has a faster storage speed than most computers of a comparable age and spec to it. This Asus personal computer has an SSD storage medium, whereas most computers of this age and spec have an HDD storage medium. Solid State Drives (SSD) store information in transistors on a circuit board rather than on optical or magnetic media. This has the advantage of being much faster than a traditional HDD drive.
An SSD storage medium is actually the best storage speed amongst all PCs of a similar spec and age to the CN60.
The worst storage speed across similar types of personal computer is HDD.
Other SSD PCs currently available that you might also want to look at include because of it's better review score, the Asus Chromebox.