27-inch iMac with Retina 5K display: 3.8GHz 8-core 10th-generation Intel Core i7 processor

27-inch iMac with Retina 5K display: 3.8GHz 8-core 10th-generation Intel Core i7 processor

Display
24-inch 4.5K Retina display

4480-by-2520 resolution at 218 pixels per inch with support for 1 billion colors
500 nits brightness
Wide color (P3)
True Tone technology

Chip

Apple M1 chip

8-core CPU with 4 performance cores and 4 efficiency cores
7-core GPU
16-core Neural Engine