Screen Fliker Issue (Flax Gate Cable Issue) You can uses it with external screen…!! 2.3 GHz Intel Core i9 Eight-Core 16GB of 2400 MHz DDR4 RAM | 512GB SSD 15.4" 2880 x 1800 Retina Display AMD Radeon Pro 560X GPU (4GB GDDR5) macOS | Wi-Fi 5 (802.11ac) Charger and Cable Included