Mac Pro (D300/Late 2013) Mac Pro Quad-core 3.7GHz Intel Xeon (ME253LL/A)
Mac Pro 6-core 3.5GHz Intel Xeon (BTO) Mac Pro 8-core 3.0GHz Intel
Xeon (BTO) Mac Pro 12-core 2.7GHz Intel Xeon (BTO)
Mac Pro (D500/Late 2013) Mac Pro 6-core
3.5GHz Intel Xeon (MD878LL/A) Mac Pro 8-core 3.0GHz Intel Xeon (BTO)
Mac Pro 12-core 2.7GHz Intel Xeon (BTO)