The Playstation 3 requires the purchase of a separate Playstation 2 memory card reader device to use Playstation 2 memory cards. This device is manufactured by Sony and is available from most major retailers for about $20.
Here's the deal you can use playstation 1 memory cards on a playstation 2 but not vice versa.
The PlayStation uses 128kB EEPROM Memory Cards.
It will use memory cards from any playstation.
It can adapt memory cards from the PS2, PS3 and from the original playstation.
Yes, you can use them to save PlayStation 1 games when you play them on the PlayStation 2.
The new psp GO has internal memory of 16 gb, but the other versions of the psp, 1000, 2000, or 3000 use memory cards only.
The Playstation 2 system doesn't have a built in harddrive and uses memory cards to save most games. However, there is an externally attached hard drive available for the system and required to play certain games such as Final Fantasy XI.
No, the PSVita uses PSVita Memory Cards, they are about the size of Micro SD cards. They do not support Sony's Memory Stick Pro, that you would use in a PSP.
You can play any Playstation One game without the use of a memory card. However, you will not be able to save your game. This goes for playing PSOne games on both the Playstation, Playstation 2, or a PSOne Classic on a PSP. (Though chances are since PSOne Classics can only be purchased over Playstation Network that you already have a memory stick to save onto.) If playing a PSOne Classic on a Playstation 3, you can save straight to the console's hard disc.
Yes, but you cannot save playstation 1 games on a playstation 2 memory card as they are not compatible.
No, you can't, they use Sony's proprietary Memory Stick cards.
No it doesn't use an SD card. They use special PSVita Memory cards, which are sold separately.