PlayStation 4 & AMD Desktop Kaveri APU both feature the Onion + HSA memory Bus

[ethomaz]

AMD new Kaveri APU features the same Onion+ Bus found in the PlayStation 4. So it's pretty safe to say PlayStation 4 APU is Heterogeneous System Architecture.

Kaveri HSA Architecture

http://gamenmotion.blogspot.com.br/2013/10/ps4-amd-kaveri-apu-both-feature-onion.html