Hard Drive

 Hard Drive

 

                Drive is the main location where all data is stored. Most Hard Disk drives consist of spinning platters of aluminium, glass or ceramic that is coated with a magnetic media. Harddisk is used to store huge amount of data permanently. 

                Hard Drive available in the market to store the data like 80GB, 160GB, 250GB, 320GB, 500GB, 1TB, 2TB, 4TB, 8TB, etc.

 

Hard Drive Types

Difference between PATA, SATA and SCSI

Drive	RPM	Speed
PATA	5400	100Mbps, 133Mbps
SATA	5400, 6800, 7200	150Mbps, 300Mbps, 600Mbps
SCSI	10000, 15000	5Gbps, 10Gbps