Comparison of EVGA GeForce GTX 1080 Ti Black Edition GAMING video card vs GALAX GeForce RTX 2080 Ti OC White video card by specifications and benchmarks. EVGA GeForce GTX 1080 Ti Black Edition GAMING runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory, while video card GALAX GeForce RTX 2080 Ti OC White runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 250 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.