"Yes. The Macintosh version of Photoshop Lightroom is a Universal application that will run natively both on PowerPC systems and on the new Intel-based Macintoshes."

"The efficient new way for professional photographers to import, manage, and showcase large volumes of digital images now supports Mac and Windows system"

• Mac OS X 10.4.3 (Tiger) or higher
• 1GHz or faster PowerPC G4 or G5 processor or Intel Core Duo processor
• 768 MB memory (1GB Recommended)
• 1GB or more free HD space

• Windows XP with Service Pack 2 (SP2)
• Pentium 4 processor
• 768 MB RAM (1GB Recommended)
• 1GB or more free HD space
• 1024 x 768 resolution screen

• New elegant user interface.
• Enhanced exposure and tone curve controls.
• File renaming and DNG conversion within the Library module.
• Improved Slideshow, Web and Print modules.
• CD/DVD authoring capabilities.
• Improved search and filter functionality.
• Ability to share files and edits between Photoshop Lightroom Libraries.

"Lightroom supports over 125 native raw file formats, in addition to JPEG and TIFF, and brings raw conversion into a single workflow experience. The latest camera models supported by this beta are the Nikon D2Xs, Sony A100, as well as preliminary support for the Canon Digital Rebel XTi (400D) and Nikon D80. This support means that photographers can use Lightroom with even the newest cameras on the market, knowing that the image files will be recognized today and into the future."