Socket 7 typically uses a 321-pin (arranged as 19 by 19 pins) SPGA ZIF socket or the very rare 296-pin (arranged as 37 by 37 pins) SPGA LIF socket. The size is 1.95" x 1.95" (4.95 cm x 4.95 cm).
socket 7 typically uses a 321-pin (arranged as 19 by 19 pins) spga zif socket or the very rare 296-pin (arranged as 37 by 37 pins) spga lif socket the size is 195" x 195" (495 cm x 495 cm)