The 90nm chip is about 5 to 10 centimeters in size. The 90nm chip is mainly the chip used in industrial equipment, and it is also the chip used in automobiles. The chip manufacturing process used in industrial equipment is not so demanding, so a large number of 90nm chips are used.
Industrial equipment is also not so high on the size of the chip, so the chip used in industrial equipment is almost 10 centimeters in size.