>>>> I wouldn't be entirely surprised if Microsoft and nVidia already have >>>> something ARM-based cooking for the new Xbox though.
>>> A week ago rumours to that effect (sans the "nVidia" part) have started >>> to circulate: [...] >>> http://msnerd.tumblr.com/post/12233928364/clarity
>> Well, it makes perfect sense, it fits well within all the communicated and/or >> rumored timetables, and goes totally in line with everything they have done >> and announced this far, so I think it's a very credible rumor!
> There're also rumours to the opposite effect, not mentioning ARM at all: > "the chip itself is a little bit grey in areas. [...] IBM is also involved, > so eDRAM is very likely, something our sources are all confirming. > This means the CPU is very likely to be a PowerPC of one sort > or other too. Then again, [...] there are strong and credible rumors > of it being an AMD x86 core ala Trinity. In any case more > SemiAccurate moles are still saying PowerPC, that architecture > makes much more sense here." > http://semiaccurate.com/2011/12/05/exclusive-xbox-next-chip-just-taped-out/
"Sources close to Xbox World magazine have revealed that Durangos devkit features a monster 16-core IBM PowerPC CPU" http://sillegamer.com/2012/04/06/xbox-720-devkit-specs-detailed-includes-16-core-processor/