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JEMC said:
HoloDust said:
Hm, I'm wondering what that GPU is, if that rumour is true...

PS4's GPU is either downclocked 7870 (Pitcairn) with 2CUs disabled, plus some additional circuitry from Hawaii, or it's downclocked 290 (Hawaii Pro) cut in half with 2CUs disabled.

So, this would be something like downclocked 290/390 with 4CUs disabled...or maybe it's Polaris based, which I doubt, but in any case I guess it needs to be on 14nm, 28nm would be too power hungry.


The main problem with it being 14nm is that AMD only produces the Jaguar cores in the 28nm process, and I doubt they're willing to bring Jaguar to 14nm having Puma around. And they can't use both processes together with one APU.

That said, the fastest Jaguar processor was the 2.05GHz Athlon 5350. Has AMD made a faster version of the CPU? Is the leak incorrect and Neo uses Puma cores? And if the leak is incorrect in that part, what else can be wrong/false?

I don't know, even if it's not 36CUs, but rather something like 380X/M395X, unless they are designing PS4K to be more like PS3, I'm not sure they could cram so much CUs into such a small space and TDP on 28nm...but I guess we'll just have to wait a bit longer, they don't hide their specs.