Is My PS3 CEX or DEX?
The easiest way to determine if your PS3 is CEX (Consumer) or DEX (Developer) is to check the system software version in the settings. If you don't see any special firmware details, it's likely CEX.
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If it's a regular retail model, it's almost definitely a CEX. Developers kits are pretty rare!
CEX or DEX? Grab Multiman, open it up, and it'll tell you right on the screen. Easy peasy!
Honestly, unless you've done a specific conversion, it's gonna be CEX. Developer consoles are not sold to the general public.
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