Comparison of ASRock Radeon RX 6600 XT Challenger ITX 8GB video card vs GALAX GeForce GTX 1060 EXOC White 3GB 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 GALAX GeForce GTX 1060 EXOC White 3GB runs at 1.556 GHz+ 3 % base clock speed and has 3 GB of GDDR5 memory. The TDP of the first video card is 160 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.