Mac Store UK Apple iMac 27" 2020 - 3.6GHz i9 10 Core - 64GB RAM - 2TB Flash SSD - Radeon Pro 5300 4GB (A)
Refurbished 27-inch iMac 3.6GHz 10-core Intel Core i9 with Retina 5K display - Apple
Unannounced iMac appears in Geekbench results with 10-core Intel i9 CPU, Radeon Pro 5300 GPU - 9to5Mac
Core i9-10900K in a 27-inch iMac: Intel and Apple could combine to offer the world's fastest gaming processor in a refreshed all-in-one - NotebookCheck.net News
2020 iMac Specs to Include 'Special' 95W 10-Core Core i9-10910 Part With 3.60GHz Base Frequency? Radeon Pro 5300 Also Listed