MacBook Pro (13-inch, Late 2011)

Model numbers:A1278
Order numbers:MD313LL/A, MD314LL/A
Model Identifiers:MacBookPro8,1
13.3" 2.4 GHz (Core i5) or 2.8 GHz (Core i7); 3 MB (2.4 GHz) 4 MB (2.8 GHz) shared L3; 500 or 750 GB (5400-rpm SATA) or 128, 256, or 512 GB (SSD)