Get on Amazon.com : http://www.amazon.com/gp/product/B00746WZHE?tag=clothingattes-20
Apple iMac with Retina 5K display
35GHz quad-core Intel Core i5 processor
8GB two 4GB of 1600MHz DDR3 memory 1 TB Fusion Drive
27-inch diagonal Retina display with IPS technology
AMD Radeon R9 M290X graphics processor with 2GB of GDDR5 memory
Mac OS X Yosemite
