[Beowulf] El Reg: AMD reveals potent parallel processing breakthrough

Eugen Leitl eugen at leitl.org
Fri May 3 23:32:07 PDT 2013

On Fri, May 03, 2013 at 12:29:29PM -0500, Geoffrey Jacobs wrote:

> The vector unit (formerly the GPU) would still have the local caches,
> no? Also, the APUs these would be replacing already have physically
> unified access to the DDR3 memory pool, so there's no change in
> effective bandwidth. Some APUs would come with a GDDR5 memory pool, so
> memory bandwidth would be upgraded for the CPU.

Purportedly, there will be something resembling the PS4 architecture
for the PC market. That would be an APU with 8 cores and stacked
> The big change is that the pools are not separately allocated.

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