(author here) With hyperthreading/SMT, all of the above are shared, along with OoO execution buffers, integer execution units, and load/store unit. I wouldn't

(author here) With hyperthreading/SMT, all of the above are shared, along with OoO execution buffers, integer execution units, and load/store unit. I wouldn't say there are issues with sharing those components. More that the non-shared parts were too small, meaning Bulldozer came up quite short in single threaded performance.