Will the playstation 4 be able to play PS3 games and is 8 Gigabytes all the memory available?
No, the PS3 is not B/C, but the streaming of some PS1/2/3 games to the PS4 will be possible.
8GB is a lot of memory.
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That is the problem. This poor soul obviously used Google instead of Bing and was led astray.
Edit: duplicate threads merged
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