Real quick, here's a picture of a PS4 Dev kits so everyone can see how different the dev lot looks to the final product. This is true of every iteration of PlayStation
PS4 Development kit | CabConModding
About that PS5 Devkit that appeared on eBay... | MVG - YouTube
PlayStation Consoles (Dev Kit vs Final Product) : r/PS4
PS4 dev kit reveals juicy hardware details | MyGaming
Sony Playstation 4 Pro DEVKIT GPU Specs | TechPowerUp GPU Database
Managed to snag a Playstation 4 development kit on buyee a few weeks ago. (with OG PS4 for comparison) : r/PS4
Every PlayStation Dev Kit (PS1, PS2, PS3, PS4 and PS5)
Report: PS4 Dev Kits Surface, Details Inside - IGN
PS4 developer console powered by AMD | MyGaming
Sony Playstation 4 Pro DEVKIT GPU Specs | TechPowerUp GPU Database
Ask a Game Dev — Could you explain exactly what are console dev...
Ask a Game Dev — Could you explain exactly what are console dev...
Você sabe o que é um DevKit? - GameBlast
Dev kit | Video Game Sales Wiki | Fandom
O devkit PlayStation 5 e os projetos finais do console da próxima geração são revolucionários em comparação com os esforços anteriores, deixando grandes expectativas para o PS6 - NotebookCheck.info News
PlayStation to provide free PS5 dev kits for game creators worldwide
Sony's Unseen PlayStation 4 Pro DevKit 16GB: The PS5's Cooler Inspiration - YouTube
Sony PlayStation 4 Pro Development kit - Consolevariations