Comparison of Sapphire Pulse Radeon RX 5700 XT 8G video card vs Colorful iGame GeForce GTX 1070 SI-8G-V video card by specifications and benchmarks. Sapphire Pulse Radeon RX 5700 XT 8G runs at 1.670 GHz+ 4 % base clock speed and has 8 GB of GDDR6 memory, while video card Colorful iGame GeForce GTX 1070 SI-8G-V runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 235 W+ 4 %, and the second is 150 W. Compare the table of benchmark results to find out which graphic card is better.