Comparison of ASRock Radeon RX 6800 Challenger Pro 16G OC video card vs MSI GeForce RTX 3070 Ti VENTUS 3X 8G OC video card by specifications and benchmarks. ASRock Radeon RX 6800 Challenger Pro 16G OC runs at 1.750 GHz+ 3 % base clock speed and has 16 GB of GDDR6 memory, while video card MSI GeForce RTX 3070 Ti VENTUS 3X 8G OC runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 250 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.