Every day when we wake up we tell ourselves "this will be the last day I'll care about totally meaningless teardowns for new gadgets," but every day we're lying. iFixit has mercilessly torn into a new iPhone 4S and we're predictably all ears. Inside they found a slightly larger battery (which isn't compatible with the iPhone 4) and of course the A5 chip and that new global-roaming-friendly Qualcomm baseband. iFixit also confirms that the phone only has 512MB of RAM, and assumes the reason Siri is an iPhone 4S-exclusive is because it requires dual processing cores, which only the A5 can give it.
iPhone 4S disassembled, 512MB of RAM confirmed
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