Now there are 3 kinds of hard disks on the market, the mechanical
hard disk: the traditional hard disk, the advantage is the price
Solid state hard disk: the new generation of hard disk, the advantage is that the speed of reading and writing is fast, the disadvantage is the higher price
Hybrid hard disk: a mechanical and solid mixture, a bit like RAID, and it's not a lot of people now.
Because
SSD prices so many people will choose to buy a small
solid-state drives, such as 64G only install the system, and then with a mechanical hard disk storage data, if choose the
SSD of course better, this is not only the system speed, and operation and call the other disc the data will be relatively fast