The storage speed of this PC is HDD, which is typical of many similar spec personal computers that have been available for around the same time as it. 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 the storage speed of this Acer PC is too slow for you then you might also want to consider the NEC Slot-In PC (£1,205.58) (SSD).