This PowerColor Red Devil AMD Radeon RX 6600 XT 8GB GDDR6 supports DirectX 12 Ultimate, OpenGL 4.6, and Vulkan APIs. 2607MHz Boost Clock and fast GGDR6 VRAM on a PCI Express 4.0 x8 2-slot config, 251.2mm long, 6+8 power connector. 3 DisplayPorts and 1 HDMIport, G-SYNC/FreeSync. Expect very good 1080p gaming. This model has a physical BIOS switch for OC/Silent Modes. It's always been in OC Mode and was used for light gaming and desktop apps. Never crypto mined. I got it new with a PC and is outside warranty. It has been tested to function properly and the GPUZ screen is included. Selling As-Is in Very Good Condition.