Comparison of PowerColor Radeon RX Vega 56 Red Dragon video card vs INNO3D GeForce GTX 1080 Ti iCHILL X4 video card by specifications and benchmarks. PowerColor Radeon RX Vega 56 Red Dragon runs at 1.177 GHz+ 2 % base clock speed and has 8 GB of HBM2 memory, while video card INNO3D GeForce GTX 1080 Ti iCHILL X4 runs at 1.569 GHz+ 6 % base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 210 W, and the second is 280 W+ 12 %. Compare the table of benchmark results to find out which graphic card is better.