The ASUS Republic of Gamers GeForce RTX NVLink SLI Bridge is used to connect two NVIDIA GeForce RTX SLI-ready graphics cards to increase graphical performance. This enables you to utilize demanding features such as NVIDIA Surround, 4K+, and 144 Hz+ gaming. Currently, the only graphics cards supported are the NVIDIA GeForce RTX 2080 and 2080 Ti. Also, this SLI bridge features customizable RGB lighting via ASUS AURA SYNC.