Use Windows side by side with macOS. The iMac "Core i5 inch 3.0 21.5 -Inch Aluminum (Retina 4K, 2019/Coffee Lake) features a 14-nm "Coffee Lake" 3.0 GHz Intel "Core i5 inch processor (I5-8500) with six independent processor "cores" on a single chip, a 9 MB shared level 3 cache.,Use Windows side by side with macOS. The iMac "Core i5 inch 3.0 21.5 -Inch Aluminum (Retina 4K,