Mac OS X update perks up photo performance

Apple’s release of Mac OS X 10.6.5 yesterday carried some improvements for photographers: better performance, and support for raw photo formats from a handful of newer cameras.

 

The release notes mention simply that the update “addresses performance of some image-processing operations in iPhoto and Aperture.” In my tests on a dual-core MacBook Pro, however, I found one particular bottleneck is significantly relieved: rendering the raw photos so they can be viewed at 100 percent–when one photo pixel takes up one screen pixel.

 

That’s significant, given how frequently a photographer must wait for a computer to turn the raw images from a higher-end camera into something presentable. Aperture users also should see editing and export performance improve over what already arrived in version 3.1 after the OS is updated.

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