iPhone 4S has 512 MB RAM, iFixit and Anandtech verify | Engadget
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iPhone 4S review - The Verge
10 Apps That Show Off the iPhone 4S's New Features | PCMag
Apple floats iPhone '4S' with A5 chip to select developers to prepare for next-gen iPhone - 9to5Mac
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Apple Announces iPhone 4S: A5, 8 MP Camera, 1080p Video Recording - Available October 14th - MacStories
WiFi, GPS, Audio, Speakerphone - Apple iPhone 4S: Thoroughly Reviewed
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iPhone 4s - Wikipedia
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Cracking Open the Apple iPhone 4S | TechRepublic
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