Differences between SATA & PATA?

SATA

* It is a 5 pin connector

* At a one time, in one sata cable, we can connect only 1 device

* HDD speed is 3200rpm to 5200rpm

* The data moves in parallely

PATA

*It is a 40 pin connector

*At a one time, in one pata cable, we can connects 2 devices

*HDD is till 15200rpm

*the data moves in serially