3.4GHz Quad-Core Intel Core i5 Radeon Pro 570 4GB GPU 32GB DDR4 RAM (upgraded from base 8GB) 512GB SSD 27" 5K Retina Display Runs perfectly, no issues. Screen is clean with no dead pixels. Great for creative work, video editing, or everyday use. Selling because I'm upgrading. Serious buyers only. Open to reasonable offers.