This disk can be integrated into a network. This can, for example done on a NAS server or even on a network-enabled router such as for example the FRITZ!Box. If you so intend to build a home network, you should opt for such a disk. SSD hard drives SSD hard drives are the latest generation, they are above all faster than traditional hard drives. Due to the low capacity and high price, but they are not recommended, but rather for programs or as internal hard drive backup.
You can read more about the theme here. How big should the external hard drive? The matter of size is not about first to the storage capacity. Because external hard drives are with various dimensions available. The manufacturer while attempting to build hard drives getting smaller while speed and storage capacity, but actually it has to do without. The small handy 1.8 or 2.5-inch disks are considerably more expensive than a 3.5-inch disk with the same performance.
1.8 Inch hard drives are currently only with one low storage capacity available. For this reason, they are likely to be not so interesting for most users. 3.5-Inch hard drives, you will pay on average about four cents per gigabyte storage capacity. The size and associated higher power consumption are detrimental. In addition, they are louder in the operation. 2.5-Inch hard drives are compact, small footprint and low power. The Giga byte price is here at an average eight cents. Thus, a small hard disk with the same performance is so about twice as expensive as a great. What you decide in this case, is also a question of purpose. For notebooks it is advisable, would rather spend some more, because here the mobility certainly plays a role.