Sony coughs up additional PS4 details this week at GDC 2013.
Sony's PS4 Will Have Very Large Hard Drive : Read more
Sony's PS4 Will Have Very Large Hard Drive : Read more
Each core will use a 32 KiB L1 I-cache and D-cache, and each four-core group will share 2 MiB of L2 Cache. The APU will be able to handle atomics, threads, fibers, and ULTs, with out-of-order execution and advanced ISA.
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According to Ars Technica, the development environment coders will use is based on Windows 7 and is fully integrated with Visual Studio 2010 and 2012, allowing developers to debug PS4 just like they do with PC code. Tools will include C and C++ front ends that are "largely compatible with most standard compilers, and various binary utilities, including CPU and GPU analyzers that can run in real time alongside games".