You can find an official Intel source for Haswell in here (page 15): http://pages.cs.wisc.edu/~rajwar/papers/ieee_micro_haswell.pdf http://pages.cs.wisc.edu/~ra

You can find an official Intel source for Haswell in here (page 15): http://pages.cs.wisc.edu/~rajwar/papers/ieee_micro_haswell.pdf http://pages.cs.wisc.edu/~rajwar/papers/ieee_micro_haswell.p...