Comparison of Colorful iGame GeForce GTX 1070 SI-8G-V video card vs GIGABYTE GeForce RTX 3070 Gaming OC 8G video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 SI-8G-V runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card GIGABYTE GeForce RTX 3070 Gaming OC 8G runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 240 W+ 9 %. Compare the table of benchmark results to find out which graphic card is better.