Specs of Microsofts next XBox

[Squilliam]

alephnull said:

Squilliam said:
@ Shams whats inefficient about the current Xbox 360 architecture aside from not having enough ED-ram?

Cache coherency is inefficient.

I've heard of it as something that developers would like to have 'been different' but at the same time does it stand out as a big issue overall? From the surface it looks to me like a fairly well balanced system.