Comparison of Sapphire Nitro+ Radeon RX 6900 XT video card vs KFA2 GeForce GTX 1070 Ti EX-SNPR WHITE video card by specifications and benchmarks. Sapphire Nitro+ Radeon RX 6900 XT runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card KFA2 GeForce GTX 1070 Ti EX-SNPR WHITE runs at 1.607 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 340 W+ 13 %, and the second is 180 W. Compare the table of benchmark results to find out which graphic card is better.