Identifiers: Retina Mid-2015 15" - BTO/CTO - MacBookPro11,4 - A1398 - 2909
This system also supports "Turbo Boost 2.0" -- which "automatically increases the speed of the active cores" to improve performance when needed (up to 3.7 GHz for this model) -- and "Hyper Threading" -- which allows the system to recognize eight total "cores" or "threads" (four real and four virtual).
Identifiers: Retina Mid-2014 15" - BTO/CTO - MacBookPro11,2 - A1398 - 2876
This system also supports "Turbo Boost 2.0" -- which "automatically increases the speed of the active cores" to improve performance when needed (up to 3.7 GHz for this model) -- and "Hyper Threading" -- which allows the system to recognize eight total "cores" or "threads" (four real and four virtual).
Identifiers: Retina Early 2013 - ME665LL/A - MacBookPro10,1 - A1398 - 2673
This system also supports "Turbo Boost 2.0" -- which "automatically increases the speed of the active cores" to improve performance when needed (up to 3.7 GHz for this model) -- and "Hyper Threading" -- which allows the system to recognize eight total "cores" or "threads" (four real and four virtual).