Comparison of XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming video card vs Palit GeForce GTX 1070 Gamerock+ video card by specifications and benchmarks. XFX Speedster MERC308 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 Palit GeForce GTX 1070 Gamerock+ runs at 1.556 GHz+ 3 % base clock speed and has 8 GB of GDDR5 memory. The TDP of the first video card is 160 W, and the second is 170 W+ 13 %. Compare the table of benchmark results to find out which graphic card is better.