well, usually it doesn't matter the gb...it just matters what kind of memory card it is..like SD and xD and stuff.
approximately 2k songs can store in 4GB memory card
4gb is the maximum capacity of memory card that it will support. Link below gives the complete specifications for this phone.
MicroSD with Up to 4GB of memory max.
Any SD memory card with a capacity of max 4GB.
It has 4GB but 200MB are taken up by software already on the device.
You can store over 100 games onto a psp with a 4GB memory card.
The costs of memory cards are highly dependent on their storage capacity. 4GB and 8GBs are most commonly purchased. A 4GB memory card costs around $15 on average; an 8GB memory card is around $20.
The largest RAM upgrade is 4GB on a single stick of memory.
Yes.
Most multi-format memory card readers can read the xD format, but contact your reader's manufacturer to be certain.
The xD card in your digital camera is a memory card. When you take pictures with the camera, the images are stored on the xD card so that you can access them later.