Comparison of ASRock Radeon RX 6600 Challenger D video card vs KFA2 GeForce GT 1030 Black DDR4 video card by specifications and benchmarks. ASRock Radeon RX 6600 Challenger D runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory, while video card KFA2 GeForce GT 1030 Black DDR4 runs at 1.151 GHz base clock speed and has 2 GB of DDR4 memory. The TDP of the first video card is 132 W, and the second is 30 W+ 50 %. Compare the table of benchmark results to find out which graphic card is better.