Comparison of GIGABYTE GeForce GTX 1080 Ti Turbo 11G video card vs EVGA GeForce RTX 2080 BLACK EDITION GAMING video card by specifications and benchmarks. GIGABYTE GeForce GTX 1080 Ti Turbo 11G runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X 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 280 W+ 12 %, and the second is 215 W. Compare the table of benchmark results to find out which graphic card is better.