Comparison of XFX Speedster MERC308 Radeon RX 6600 XT BLACK Gaming video card vs MSI GeForce RTX 3060 Ti Gaming X Trio 8G 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 MSI GeForce RTX 3060 Ti Gaming X Trio 8G runs at 1.410 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 160 W, and the second is 240 W+ 20 %. Compare the table of benchmark results to find out which graphic card is better.