Comparison of GIGABYTE GeForce GTX 980 Ti Windforce 3X video card vs Sapphire Nitro+ Radeon RX 6800 video card by specifications and benchmarks. GIGABYTE GeForce GTX 980 Ti Windforce 3X runs at 1.026 GHz+ 3 % base clock speed and has 6 GB of GDDR5 memory, while video card Sapphire Nitro+ Radeon RX 6800 runs at 1.850 GHz+ 9 % base clock speed and has 16 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.