When are we going to buy a hard drive, the first thing to do is determine the hard disk specifications we need. General specifications hard drive we can see on the outside of the hard drive (wrap). Examples of hard drive specifications such as "Seagata Barracuda 7200 SATA 500 GB 32 MB Cache Buffer 3.5 inches".
Hard drive specs from the example above, we can see some hard drive specifications that we have to take note of the following:
1. hard drive Type
Is the first hard drive specification we will see. For this there are various types of hard drive such as ATA (IDE), SATA, SCSI and SAS. For an explanation of each of the tpe inidapat hard drive seen in my article "know your type of hard drive".
2. hard drive Capacity
The capacity of the hard drive is a hard drive storage size. Hard drive capacity is the second hard drive specifications that we have to look at when buying a hard drive. Hard drive capacity is currently available in the market is 80 GB, 160 GB, 250 Gb, 500 GB and 1 TB.
3. Form Factor
The
third hard drive specification is the form factor, form factor is the
physical size of a hard drive that is represented by the midline an
used. At the moment it is known two kinds of form factor hard drive, IE the size of 3.5 inches and 2.5 inches.
4. the speed of the hard drive
The
speed of the hard drive is basically a measure of the speed of an hard
drive to do one lap in one minute so that the stated Rotation Per Minute
(RPM). The higher the round this means hard drive konerja the better.
5. the buffer Cache
The last hard drive specifications that we can see in choosing a hard drive is a cache buffer. The buffer Cache is integrated in a memeri hardisk. Cache buffer serves to store data that is requested by the RAM completely, so it does not need to be taken from an. The larger the buffer cache means faster data transfers so that the hard drive will also increase performance.
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