DF Retro: What was actually real in PS3's E3 2005 reveal? | Eurogamer.net
Sony PlayStation 3 DEH-H1001-D Prototype - Consolevariations
PlayStation 3 - Wikipedia
Military PS3s and PS3 prototypes: more exotic consoles you can find on eBay - Wololo.net
This is the first PlayStation 3 prototype, rocking a Quadro FX 3400 GPU, released around 2004. : r/PS3
Developer Jeff on Twitter: "Was playing with lighting, and was asked to upload so here it is. Playstation 3 Super Slim Engineering Sample Prototype. With the extremely rare. Dualshock "Beta 2" Engineering