Comparison of Gainward GeForce RTX 2070 Phantom GS video card vs Colorful iGame GeForce RTX 3090 Advanced-V video card by specifications and benchmarks. Gainward GeForce RTX 2070 Phantom GS runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Colorful iGame GeForce RTX 3090 Advanced-V runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 185 W+ 6 %, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.