Comparison of Colorful GeForce RTX 2060 SI 6G-V video card vs EVGA GeForce RTX 2080 BLACK EDITION GAMING video card by specifications and benchmarks. Colorful GeForce RTX 2060 SI 6G-V runs at 1.365 GHz base clock speed and has 6 GB of GDDR6 memory, while video card EVGA GeForce RTX 2080 BLACK EDITION GAMING runs at 1.515 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.