A big thanks to Other World Computing for loaning MPG the upgraded 2013 Mac Pro and to B&H Photo for loaning the 6-core Mac Pro.
OWC offers more CPU options at a cost savings for upgrading the 2013 Mac Pro CP. The 8-core 3.3 GHz is one of several highly attractive options.
Memory kits for 2013 Mac Pro (64GB and 32GB) loaned by OWC.
Machine configurations on performance pages that follow.
2013 Mac Pro 3.7 GHz 4-core with D300 GPUs, 64GB memory unless otherwise noted.
2013 Mac Pro 3.5 GHz 6-core with D500 GPUs, 64GB memory unless otherwise noted.
2013 Mac Pro 3.3 GHz 8-core with D500 GPUs, 64GB memory unless otherwise noted. Upgraded by OWC to the 3.3 GHz CPU.
2013 Mac Pro 2.7 GHz 12-core with D700 GPUs, 64GB memory unless otherwise noted.
2010 Mac Pro 3.33 GHz 12-core with ATI Radeon HD 5870 1024 MB video card, 80GB memory. Upgraded by OWC to the 3.33 GHz CPUs.
Late 2013 2.6 GHz MacBook Pro 'Crystal Well' laptop. Automatic Graphics Switching turned off so that high performance video was used.