<br><br>This Apple computer has been upgraded over the base Apple model by Apple in their factory. As a result, it comes with the standard Apple computer warranty. The base Apple computer model of this is an upgraded model that built upon was MD232LL/A .<br><br><br><br>The Apple upgrade specific to this model is: Processor was upgraded from 1.8 GHz core i5 to 2.0 Ghz core i7, RAM was upgraded from 4 GB to 8 GB.<br><br>