PS4 dev kit specs and unit design revealed | VG247
Sony's Unseen PlayStation 4 Pro DevKit 16GB: The PS5's Cooler Inspiration - YouTube
PlayStation 4 DevKit Activation Guide & PS4 DevKit NEO Downgrading with DevKit PUP | PSXHAX - PSXHACKS
PlayStation 5 devkit and final next-gen console designs are revolutionary in comparison to previous efforts leaving high expectations for the PS6 - NotebookCheck.net News
Spotted a PS4 Devkit in a local used games store : r/gamecollecting
PlayStation 4 prototype controller reportedly leaked in dev kit photo - Polygon
Sony Playstation 4 Pro DEVKIT GPU Specs | TechPowerUp GPU Database
CV | Sony Playstation 4 Developer Kit
All Playstation DevKits : r/PS5
Managed to snag a Playstation 4 development kit on buyee a few weeks ago. (with OG PS4 for comparison) : r/PS4
PlayStation to provide free PS5 dev kits for game creators worldwide