Comparison of Gainward GeForce RTX 2070 Phantom GLH video card vs Colorful GeForce RTX 3080 NB 10G-V video card by specifications and benchmarks. Gainward GeForce RTX 2070 Phantom GLH runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Colorful GeForce RTX 3080 NB 10G-V runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 215 W+ 23 %, and the second is 320 W. Compare the table of benchmark results to find out which graphic card is better.