Sony is also rumored to be working on POSSIBLY installing backward compatibility for PS3 DVD games in the PS4, so you may elect to keep several of your favorite PS3 games.

That is exciting stuff! There is also the possibility that if you place your PS3 into the PS4 that the PS4 will recognize the DVD and stream the game from PSN (this is not verified).

There will also be many PS1, PS2 and PS3 titles available for purchase and streaming to your PS4 through the Cloud network.

Digital downloads of games through the PlayStation network (PSN) can be streamed to your PS4, and they will look even better than they did on the PS3.

The Xbox One will not initially be able to play Xbox 360 games.

The PS4 will not initially be able to play PS3 games.

The bad news first - the answer to question posed in the first paragraph is no at least neither console will not be able to play prior console hard copy DVD games at first. The question all gamers were asking before the launch is: Will the huge stack of games that already have for the PS3 and/or Xbox 360 be playable in the new consoles? There is some good news and some bad news. PS4 Compatibility with PS£ and XBOX One with XBOX 360 has been a very raged debate in tech world since the beginning.

Ps4 s xbox one specs