 On March 5, 2013, Apple quietly announced an education-only version of the iMac, with less powerful specs for a cheaper price.It includes a 3.3GHz dual-core Intel Core i3 processor, 4GB of memory, a 500GB hard drive and Intel HD Graphics 4000, retailing for US$1,099, $200 cheaper than the base-level consumer iMac.On September 24, 2013, the 2012 iMac model was updated with 4th-generation Intel Haswell processors and Nvidia 7xx series GPU, promising up to 1.4× improvements in performance.