The Socket 370 chip is less expensive to manufacture than Slot 1 Pentium II chips. A Socket 370 chip is the same size as a Socket 7 chip but has a different number of pin s and a different voltage . As its name implies, the ZIF socket is designed for ease of manufacture and so that the average computer owner will be able to upgrade the microprocessor. The ZIF socket contains a lever that opens and closes, securing the microprocessor in place.
Different sockets have differing numbers of pins and pin layout arrangements.