The short answer is that you don't. Laptops are limited in upgradeable parts, typically only memory and hard-drives. Video cards on laptops are not plug in cards like a desktop.
xD memory cards can be bought from a multitude of different stores. Some of which are Amazon, Target, and Olympus America. They could also be purchased from Overstock or Tiger Direct.
There are many different size RAM sticks for laptops available - 256MB, 512MB, 1GB, and so forth.
As I have read the are capable of holding up to two GB of memory. If however that is not enough you can buy other items like memory cards or you could possibly store a lot of your memory on to your regular computer.
Short answer - You don't. The memory on a video card is set and can only be changed by replacing the current card with a better one. Unfortunately, that also is not possible on laptops.
All new laptops come with wireless network cards already built into them
Ultra portable laptops can be bought from any store that sells different laptops. Some of the companies that sell ultra portable laptops include Lenovo, Dell, Acer, and HP.
SODIMM is small size memory for laptops.
The Vita does not come with a memory card and one must be bought separately. Memory cards cost as low as $20 for a 4GB card up to $100 for a 32GB card.
The Olympus DS 4000 can be purchased with additional accessories. It can also be bought separately. Some of the accerssories that can be bought are memory cards, rechargeable batteries and USB cable.
The RAM is use in laptops are SD-RAM
no they have lcd screens with memory