APPLE 24-inch iMac with Retina 4.5K display: M3 chip with 8-core CPU and 8-core GPU, 256GB SSD - Green
Apple iMac 24'' 4.5K display M4 chip 10-core CPU and 10-core GPU, 16GB, 256GB SSD - Silver
APPLE 24-inch iMac with Retina 4.5K display: M3 chip with 8-core CPU and 10-core GPU, 256GB SSD - Pink
Apple iMac 24'' 4.5K display M4 chip 8-core CPU and 8-core GPU, 16GB, 256GB SSD - Green