Apple 21.5" iMac with 4K Retina Display (Intel Core i5 3.00 Ghz , 16GB – Nyson Retail
AMD Radeon Pro 555 Specs | TechPowerUp GPU Database
Apple MacBook Pro Retina 15.4" Laptop with Touch Bar - 2.8GHz Quad-Core i7 - 16GB RAM - 256GB SSD - AMD Radeon Pro 555 (2GB) - (2017) - Silver - Best Deal in Town Las Vegas
AMD Radeon PRO 555 vs 560 MacbookPro 2017 - YouTube
Apple MacBook Pro Retina 15.4" Laptop with Touch Bar - 2.8GHz Quad-Core i7 - 16GB RAM - 256GB SSD - Raedon Pro 555 - (2018) - Space Gray - Best Deal in Town Las Vegas