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What is the difference between PATA and SATA?

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Quick Answer

SATA is a newer technology and affords users technological advances over PATA. PATA and SATA are both types of hard drive connections. PATA stands for parallel ATA, and SATA stands for serial ATA.

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Full Answer

As of 2014, SATA is the more common hard drive connection. SATA connections afford faster data transfer speeds than PATA. PATA allows transfer speeds of 66/100/133 megabytes per second. Comparably, SATA offers transfer speeds of 150/300/600 megabytes per second. SATA connections are physically smaller than PATA connections, which encourages airflow within a computer and reduces the amount of heat that builds up inside the system, which can increase the life of a computer.

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