Comparison of Colorful iGame GeForce GTX 980 Ti V2 video card vs ASRock Radeon RX 6800 Challenger Pro 16G OC video card by specs and benchmarks. Colorful iGame GeForce GTX 980 Ti V2 runs at 1.076 GHz+ 8 % base clock speed and has 6 GB of GDDR5 memory, while video card ASRock Radeon RX 6800 Challenger Pro 16G OC runs at 1.076 GHz+ 8 % base clock speed and has 16 GB of GDDR6 memory. The weight is different, -- vs 1250 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.