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sunK1D said:
VGKing said:
Rumors say that Microsoft is using an APU for next Xbox. Isn't that basically the same as GPGPU where the embedded GPU works to take a load off the CPU?

 

Only way GPGPU can be relevant when dealing with games(Graphics intensive apps) is if you were to have a separate GPU working with your main GPU. This is why APUs are so appealing. They offer a low cost companion GPU capable of handling CPU tasks which would otherwise decrease throughput from the main GPU if it was to handle GPGPU tasks.

The Wii U offers a traditional CPU + GPU architeture. Although the GPU is capable of direct computing, it would take a massive hit in raw rendering power if it was to handle CPU tasks as well as render graphical tasks at the same time. A better approach is to have a faster CPU and GPU, which is how the XBOX360 does it.

A more "modern" approach is to have a multi-core fast clocked APU and a main GPU. The CPUs in the APU will handle general tasks whereas the GPU in the APU can handle direct compute tasks and the main GPU is free to render all that next gen eye-candy. This is most likely the X720 and PS4 architecture.

Will next gen games be portable to the Wii U? defnitely, but the end result will be less than desirable.

 

Ok thank you seem to explain it the best :D