PATA stands for Parallel Advanced Technology Attachment is used to connect hard drives into computer systems. It was first developed by Western Digital and Compaq in 1986. It is compatible with hard drives and CD or DVD drives. This cable is used for storage devices such as hard disk drives, floppy disk drives, and optical disc drives in computers.
SATA stands for Serial Advanced Technology Attachment or Serial ATA cables. This cable is used to connect a range of devices, including Hard drives, Optical drives, Solid-state memory drives. It was introduced in 2001 after PATA.
Difference Between PATA and SATA
|PATA Cable||SATA Cable|
|1. PATA stands for Parallel Advanced Technology Attachment.||1. SATA stands for Serial Advanced Technology Attachment.|
|2. The maximum cable length of a PATA cable is just 18 inches.||2. SATA cables can be as long as 1 meter.|
|3. Support Windows operating systems.||3. Don’t support Windows operating systems (Windows 95 and 98)|
|4. It is a 40 pin connector.||4. It is a 7-pin cable.|
|5. Transfer data at a maximum rate of 33 MB/s.||5. Transfer data at a maximum rate of 133 MB/s.|
|6. The cable size is bigger.||6. The cable size is smaller.|
|7. External hard drives cannot be used.||7. External hard drives can be used.|
|8. PATA cables are more expensive||8. SATA cables are less expensive|