27-inch iMac with Retina 5K display: 3.8GHz 8-core 10th-generation Intel Core i7 processor, 512GB

3.8GHz 8-core 10th-generation Intel Core i7 processor Turbo Boost up to 5.0GHz 8GB 2666MHz DDR4 memory, configurable up to 128GB 512GB SSD storage1 Radeon Pro 5500 XT with 8GB of GDDR6 memory Two Thunderbolt 3 ports Retina 5K 5120-by-2880 P3 display with True Tone (optional nano-texture glass available)