Only the launch "Fat" models (CECHA/B/C/E — 20/60/80 GB) have hardware PlayStation 2 compatibility. Here's the full breakdown.
| Model | PS2 BC | Method | Notes |
|---|---|---|---|
| CECHA (20 GB) / CECHB (60 GB) | ✅ Full | Hardware: Emotion Engine + Graphics Synthesizer chips on board. ~98% compatibility. | |
| CECHC (60 GB) / CECHE (80 GB) | ✅ Partial | Hybrid: EE removed; GS chip remains + software EE emulation. ~90% compat, some glitches. | |
| CECHG (40 GB) / CECHH (40 GB) / CECHK (80 GB) / CECHL (160 GB) / CECHM (80 GB) / CECHP (160 GB) / CECHQ (250 GB) | ❌ None | No PS2 chips. Software emulator never released for these. | |
| Slim (CECH-2xxx) / Super Slim (CECH-3xxx/4xxx) | ❌ None | No hardware; no software emulator. |
Check your model: Back of console → "CECH-xxxx". First letter after CECH = generation.