iMac 5K vs Mac Pro: Image Scale (PhotoZoom Pro)

iMac 5K 4.0 GHz, 32GB, 1TB SSD, AMD Radeon R9 M295X 4GB GDDR5 -versus-
2013 Mac Pro 3.3 GHz 8-core, 64GB, 1TB SSD, D700

The two machines tested here are the fastest possible models for this type of work (as of late 2014).

PhotoZoom Pro 5 (image scaling)

Photozoom Pro has GPU support including an optimization setup which is claimed to determine best GPU performance.

While the Mac Pro with its dual D700 GPUs and 8 cores wins here, the iMac with its four CPU cores and single GPU is not far behind.

Photozoom Pro (Image scaling)
iMac 5K 4 GHz Radeon M295X vs 2013 Mac Pro 3.3 GHz 8-core D700

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SSD Upgrade for MacBook Pro Retina
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