Comparison of ASRock Radeon RX 6600 XT Challenger ITX 8GB video card vs MSI GeForce RTX 3080 Ti Suprim X 12G video card by specifications and benchmarks. ASRock Radeon RX 6600 XT Challenger ITX 8GB runs at 1.968 GHz base clock speed and has 8 GB of GDDR6 memory, while video card MSI GeForce RTX 3080 Ti Suprim X 12G runs at 1.365 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 160 W, and the second is 400 W+ 14 %. Compare the table of benchmark results to find out which graphic card is better.