- Socket 1
Socket 1 was the second of a series of standard sockets created by
Intel into which variousx86 microprocessor s were plugged. It was an upgrade to Intel's first standard PGA socket and the first with an official designation. Socket 1 was intended as a 486 upgrade socket, and added one extra pin to prevent upgrade chips from being inserted into the older socket.Socket 1 was a 169 pin LIF/ZIF PGA (17x17) socket suitable for the 5-
Volt , 16 to 33MHz 486 SX ,486 DX ,486 DX2 and DX4 Overdrive processors.
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