Connect the power of your NVIDIA GeForce GTX graphics cards together with an NVIDIA GeForce GTX SLI HB Bridge. This connects two SLI enabled NVIDIA GeForce GTX graphics cards to play the most demanding games at the highest resolutions. This is a tool mainly used for enthusiasts that want to play modern titles at 4K. Those games at such high resolution require multiple graphics cards. The bridge connects those graphics cards so that they render the game collectively. This bridge is very easy to install.