Comparison of XFX Speedster MERC 319 Radeon RX 6800 XT Core Gaming video card vs KFA2 GeForce GTX 1060 EXOC White 6GB video card by specifications and benchmarks. XFX Speedster MERC 319 Radeon RX 6800 XT Core Gaming runs at 1.825 GHz base clock speed and has 16 GB of GDDR6 memory, while video card KFA2 GeForce GTX 1060 EXOC White 6GB runs at 1.556 GHz+ 3 % base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 300 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.