Comparison of GALAX GeForce GTX 1070 KATANA video card vs MSI GeForce RTX 2080 Ti Lightning Z video card by specifications and benchmarks. GALAX GeForce GTX 1070 KATANA runs at 1.518 GHz+ 1 % base clock speed and has 8 GB of GDDR5 memory, while video card MSI GeForce RTX 2080 Ti Lightning Z runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 350 W+ 40 %. Compare the table of benchmark results to find out which graphic card is better.