Placa video Asus Phoenix Radeon RX 550 4GB GDDR5 Graphics Engine AMD Radeon RX 550 Bus Standard PCI Express 3.0 OpenGL OpenGL®4.5 Video Memory GDDR5 4GB Engine Clock 1183 MHz Stream Processors 512 Memory Speed 6000 MHz Memory Interface 128-bit Resolution Digital Max Resolution:5120x2880 Interface DVI Output : Yes x 1 (Native) (DVI-D) HDMI Output : Yes x 1 (Native) (HDMI 2.0b) Display Port : Yes x 1 (Native) (DisplayPort 1.4) HDCP Support : Yes (2.2) Maximum Display Support 3 NVlink/ Crossfire Support No Recommended PSU 350W Accessories 1 x Speedsetup manual Software ASUS GPU Tweak II & Driver, please download all software from the support site. Dimensions 7.6 " x 4.5 " x 1.5 " Inch 19.2 x 11.5 x 3.9 Centimeter Slot 2 slot https://www.asus.com/Graphics-Cards/PH-RX550-4G-EVO/specifications/