GREAT CHRISTMAS GIFTModel Identifier MacBook4,1Processor Name Intel Core two DuoProcessor Speed 2.4 GHzMemory two GBthe screen is 13 ins. I still have the box and everything that came with the computer. We bought it from Best Buy. Im asking half of what I paid for it - 550. Theres nothing wrong with the computer - only used for internet, itunes, and photos.