Apple overhauls iMac line, with 21.5-, 27-inch models: "This major update to Apple's consumer desktop line replaces the old 20- and 24-inch models with new 21.5-inch and 27-inch models featuring a true widescreen 16x9 aspect ratio and impressive high-end features previously found only in the Mac Pro line, including the first quad-core processor ever in an iMac.
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"Macworld - http://www.macworld.com