Mark Gurman over at 9to5 Mac has discovered some code buried deep within the iOS 5.1 beta which might suggest Apple is prepping a quad-core chip to power future iPhone and iPad devices.
The references to quad-core iPhone and iPad chips come by way of a hidden panel that describes cores that are supported by iOS device hardware. The updated core management software includes an option of “/cores/core.3,” and this represents a fourth available processing core…
Gurman explains that people who work closely with iOS code advised the core count begins at 0, so a dual-core processor would be labeled as core.1 for its second core, and as such, a quad-core processor would carry a core.3 label for its fourth core.
Whether we'll see this in the Apple A6 chipset -- which is expected to power the iPad 3 and next-gen iPhone -- is another story. Although Apple doesn't like to tout specs as a selling point, they need gr.