Comparison of XFX Speedster QICK308 Radeon RX 6600 XT BLACK Gaming video card vs KFA2 GeForce RTX 2080 Ti HOF 10th Anniversary Edition video card by specifications and benchmarks. XFX Speedster QICK308 Radeon RX 6600 XT BLACK Gaming runs at 2.188 GHz+ 11 % base clock speed and has 8 GB of GDDR6 memory, while video card KFA2 GeForce RTX 2080 Ti HOF 10th Anniversary Edition runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.