Comparison of Gainward GeForce GTX 980 Ti Phoenix GS video card vs ASRock Radeon RX 6750 XT Phantom Gaming D 12GB OC video card by specs and benchmarks. Gainward GeForce GTX 980 Ti Phoenix GS runs at 1.241 GHz+ 24 % base clock speed and has 6 GB of GDDR5 memory, while video card ASRock Radeon RX 6750 XT Phantom Gaming D 12GB OC runs at 1.241 GHz+ 24 % base clock speed and has 12 GB of GDDR6 memory. The weight is different, -- vs 1187 g. The TDP of the first video card is 250 W, and the second is 250 W . Compare the benchmark results to find out which video card is better.