Storing DataHDD & SSD

HistoryThe first hard drive was invented by IBM in the 50’s

Weighed a ton and had a capacity of 5 mb!

This hard drive was still working with vacuum tubes and required a separate console for management .

Development Today's hard drives have evolved a lot, have a higher capacity and smaller size .

HDDSDD

Solid State DriveUses non -volatile memory, are less sensitive to shock, have lower access time and latency and no moving parts

Hard Disck DriveIs the data storage device employing a magnetic recording system for storing digital data. The disc is recorded by both parties by laser and magnetically

ComparationHDD SSD

Slower Faster

Cheaper expensive

increased storage lower storage

The hdd have external fragmentation.