This is accomplished entirely via software emulation and does not differ between.

Will ps3 play ps2 games. However, all playstation 3 models can play some playstation 1 games via physical discs. You'll notice that only ntsc units have full ps2 hardware. You can play ps2 games on ps3.

Only the original ps3 can play all ps2 games. The 80 gig had limited backwards capabilities for ps2 games. Ps2 games won't work regardless of being bundled as a ps2 classic or not.

Other models, most notably the 80gb “metal. Other models, most notably the 80gb metal gear solid ps3, used to be backward compatible using emulation software, but they no longer support ps2 games. Later ps3 models, on the other hand, lost that backward compatibility—they could.

16 rows however, all playstation 3 models can play some playstation 1 games via physical discs. These ps2 games shouldn't work right on ps3's with full backwards compatibility. This is how to tell if your ps3 is an original 20 gb ps2 compatible variant:

Purchase classic ps2 games for ps3. A few days ago i installed hen on my ps3 (i think it's a slim model, 160 gb), and it worked wonders. Because the two file formats will not support to ps2.

You can't play pc games and ps3 games. Play ps2 games on ps3. Not all ps3 consoles are backwards compatible with ps2 games.