The storage speed of this computer is HDD, which is typical of many desktop computers of this spec and age. A Hard Disk Drive (HDD) is the traditional storage method for computers. A HDD stores the information on magnetic disks. HDD drives are cheap, but they are slower than Flash and SSD bases storage systems.
If you are looking for a personal computer with a faster storage speed then you might want to look at the Shuttle DSA2LS (Flash).