Placa video Asus TUF GAMING Radeon RX 6800 XT 16G TUF-RX6800XT-O16G-GAMING Graphic Engine AMD Radeon RX 6800 XT Bus Standard PCI Express 4.0 OpenGL OpenGL®4.6 Video Memory 16GB GDDR6 Engine Clock OC mode : up to 2340 MHz (Boost Clock)/ 2090 MHz (Game Clock) Gaming mode : up to 2310 MHz (Boost Clock)/ 2065 MHz (Game Clock) Stream Processors 4608 Memory Speed 16 Gbps Memory Interface 256-bit Resolution Digital Max Resolution 7680 x 4320 Interface Yes x 1 (Native HDMI 2.1) Yes x 3 (Native DisplayPort 1.4a) HDCP Support Yes (2.3) Maximum Display Support 4 NVlink/ Crossfire Support Yes Accessories 1 x TUF certificate of Reliability 1 x Collection card 1 x Speedsetup manual 1 x ASUS ruler Software ASUS GPU Tweak II & Drivers: please download all software from the support site. Dimensions 13 " x 5.52 " x 2.28 " Inch 31 x 14.02 x 5.78 Centimeter Recommended PSU 750W Power Connectors 2 x 8-pin Slot 2.9 Slot Note Crossfire Support - Yes for DirecX® 12 and Vulkan® https://www.asus.com/Motherboards-Components/Graphics-Cards/TUF- Gaming/TUF-RX6800XT-O16G-GAMING/techspec/