Comparison of ASRock Radeon RX 6700 XT Phantom Gaming D 12GB OC video card vs ASRock Radeon RX 6700 XT Challenger Pro 12GB OC video card by specs and benchmarks. ASRock Radeon RX 6700 XT Phantom Gaming D 12GB OC runs at 2.457 GHz+ 6 % base clock speed and has 12 GB of GDDR6 memory, while video card ASRock Radeon RX 6700 XT Challenger Pro 12GB OC runs at 2.457 GHz+ 6 % base clock speed and has 12 GB of GDDR6 memory. The weight is different, 1187 g vs 890 g. The TDP of the first video card is 230 W, and the second is 230 W . Compare the benchmark results to find out which video card is better.