Comparison of ASRock Radeon RX 6700 XT Challenger D 12GB OC video card vs GALAX GeForce RTX 3070 Ti EXG (1-Click OC) video card by specifications and benchmarks. ASRock Radeon RX 6700 XT Challenger D 12GB OC runs at 2.330 GHz base clock speed and has 12 GB of GDDR6 memory, while video card GALAX GeForce RTX 3070 Ti EXG (1-Click OC) runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 230 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.