Comparison of Colorful iGame GeForce RTX 2070 Ultra OC-V video card vs Gainward GeForce RTX 2070 Phantom video card by specifications and benchmarks. Colorful iGame GeForce RTX 2070 Ultra OC-V runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Gainward GeForce RTX 2070 Phantom runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 175 W, and the second is 175 W. Compare the table of benchmark results to find out which graphic card is better.