Comparison of Colorful iGame GeForce GTX 1070 SI-8G-V video card vs EVGA GeForce RTX 2080 XC ULTRA 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 EVGA GeForce RTX 2080 XC ULTRA runs at 1.515 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 210 W-2 %. Compare the table of benchmark results to find out which graphic card is better.