Comparison of ASRock Radeon RX 6600 Challenger ITX video card vs Palit GeForce RTX 2060 Dual OC 12GB video card by specifications and benchmarks. ASRock Radeon RX 6600 Challenger ITX runs at 1.626 GHz base clock speed and has 8 GB of GDDR6 memory, while video card Palit GeForce RTX 2060 Dual OC 12GB runs at 1.470 GHz base clock speed and has 12 GB of GDDR6 memory. The TDP of the first video card is 132 W, and the second is 185 W. Compare the table of benchmark results to find out which graphic card is better.