Apple iPhone 4 White 16GB 512MB ROM Gsm Unlocked Phone Apple A5 Display 3.50-inch (640x960) Processor one-core Front Camera 0.3MP Rear Camera 5MP RAM 512MB Storage 16GB Battery Capacity 1420mAh OS iOS
iPhone RAM list: How much every model has
Notes From iFixit's iPhone 4S Teardown: 512 MB of RAM, New 3G Chip - MacStories
iPhone 4 Features 512MB of RAM, Twice than that of iPhone 3GS and iPad | Redmond Pie
Apple iPhone 4 specs - PhoneArena
RAM MOUNTS RAM-B-138-AP9U RAM Flat Surface Mount RAM-B-138-AP9U
85% N ew, tested , Fully working , Apple iphone 4 8 16 32GB unlocked iOS 7 | eBay