Comparison of Colorful GeForce RTX 2070 8G V2-V video card vs GALAX GeForce RTX 3080 HOF video card by specifications and benchmarks. Colorful GeForce RTX 2070 8G V2-V runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card GALAX GeForce RTX 3080 HOF runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 175 W, and the second is 320 W. Compare the table of benchmark results to find out which graphic card is better.