Updated: 05/21/2018 by Computer Hope

Formerly code-named NEWCARD, ExpressCard is a new standard replacing the PC Card standard in laptop computers. ExpressCard is also a standard that has been developed by PCMCIA and supports a much higher speeds, supports USB 2.0, smaller, uses less voltage, lower cost, and is hot-swappable. As can be seen from the below illustration, ExpressCards are physically different from PC Cards and are available in two different formats: ExpressCard 54 and 34.


Expansion card, Hardware terms, NEWCARD, PC Card, PCMCIA