What's the maximum RAM a single slot can take in my Sony Vaio?

VIO 3 vio slot slot there are 2 slots, wireless card can be changed, hard drive slots which is a inch vio slot I would like to know how to eject the PC card from the card slot There are two types of eject buttons for the PC card used in VAIO computers

vio77 slot In case of USB, BCMA, and SR-VIO devices, the full name consists of the prefix, PCI slot identifier, and USB or BCMA or SR-VIO slot identifier The first