Comparison of Gainward GeForce GTX 1070 Ti Phoenix GS video card vs Gainward GeForce RTX 3090 Phoenix GS video card by specifications and benchmarks. Gainward GeForce GTX 1070 Ti Phoenix GS runs at 1.708 GHz+ 6 % base clock speed and has 8 GB of GDDR5 memory, while video card Gainward GeForce RTX 3090 Phoenix GS runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.