PH-550-2G Features: IP5X dust resistance offers protection from particle ingress for better durability. Dual ball fan bearings can last up to twice as long as sleeve bearing designs. AutoExtreme Technology uses automation to enhance reliability. A compact design maximizes compatibility. AMD Radeon FreeSync™ offers stutterfree and tearfree gaming with FreeSync monitors. A 144hour validation program puts cards through a series of stringent tests to ensure compatibility with the latest games. Specifications: Graphics Engine AMD Radeon 550 Bus Standard PCI Express 3.0 OpenGL OpenGL®4.5 Video Memory GDDR5 2GB Engine Clock 1183 MHz Stream Processors 512 Memory Speed 6000 MHz Memory Interface 64bit Resolution Digital Max Resolution:5120x2880 Interface DVI Output : Yes x 1 (Native) (DVID) 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 & Drivers: 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