The MacBook Pro core i5 2.4 13-inch (Late 2013 Retina Display) feature a 22 nm Haswell 2.4 GHz intel Core i5 processor (4258U) with dual independent processor cores on a single silicon chip a 3MB shared level 3 cache, 4 GB or 8 GB of onboard 1600MHz DDR3L SDRAM which could be upgraded to 16 GB at the time.