AMD Playstation 4 GPU Specs | TechPowerUp GPU Database
Benchmarks comparing the PS4 Jaguar CPU to the PS5 Zen CPU show what a massive upgrade the PS5 is for devs, they had regularly expressed frustration at last gen's weak CPU capability
PS4 Pro 'Boost Mode' improves performance on games without Pro patches (update) - Polygon
PS4 vs. PS5: Everything You Need to Know | Digital Trends
Inside the PlayStation 4: A balanced approach to building a game console | Ars Technica
RedGamingTech
AMD Playstation 4 Slim GPU Specs | TechPowerUp GPU Database
XB1 and PS4 - What We Know (so far) | NeoGAF
PS4 Pro specs: 4.2 TFLOPs, Jaguar CPU, 310W power draw | TweakTown