The Colorful GeForce GTX 1070 Ti Twin graphics card features a 1607MHz base clock with a 1683MHz boost clock, 8GB 256-bit GDDR5 memory, PCI-E 3.0, Dual Fan Design, 16nm, OpenGL 4.5 support, DirectX 12.1 support, DVI-D, 2x HDMI 2.0 and 2x DisplayPort 1.4.