Comparison of EVGA GeForce GTX 1080 SC2 GAMING 11GHz video card vs EVGA GeForce GTX 1080 Ti Black Edition GAMING video card by specifications and benchmarks. EVGA GeForce GTX 1080 SC2 GAMING 11GHz runs at 1.708 GHz+ 6 % base clock speed and has 8 GB of GDDR5X memory, while video card EVGA GeForce GTX 1080 Ti Black Edition GAMING runs at 1.480 GHz base clock speed and has 11 GB of GDDR5X memory. The TDP of the first video card is 180 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.