Comparison of Gainward GeForce GTX 1080 Ti Phoenix GS video card vs EVGA GeForce RTX 3070 Ti XC3 ULTRA GAMING 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 3070 Ti XC3 ULTRA GAMING runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 250 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.