Comparison of Gainward GeForce GTX 1080 Ti Phoenix GS video card vs EVGA GeForce RTX 2070 XC BLACK GAMING (RGB LED) video card by specifications and benchmarks. Gainward GeForce GTX 1080 Ti Phoenix GS runs at 1.556 GHz+ 5 % base clock speed and has 11 GB of GDDR5X memory, while video card EVGA GeForce RTX 2070 XC BLACK GAMING (RGB LED) runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 175 W. Compare the table of benchmark results to find out which graphic card is better.