Claim: The Apple A5 S5L8940 version, which was used in the iPad 2 and the iPhone 4S, uses the PoP method of installation to support RAM and the die takes up to 122.2 mm of area.
Evidence: The S5L8940 version of the A5 was used in the iPad 2 and the iPhone 4S. It uses the PoP method of installation to support RAM. The die of this version takes up 122.2 mm of area.