Hey, Apple, beef up the input resolution capability of the high-end iMac
I’m still hoping a future iMac will offer Blu-ray playback, at least as a build-to-order option. I also hope said upgrade will improve its support for input resolutions. Especially if Blu-ray support isn’t coming.
The EDID (extended display identification data) embedded in the iMac display only accepts two input resolutions: 2560 x 1440 and 1280 x 720. This limits its effectiveness with a device such as the Kanex XD, which lets you connect a PlayStation 3, Xbox or Blu-ray player to a 27-inch iMac and use it as a display for these gadgets.
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