Comparison of PowerColor Red Devil Radeon RX 6600 XT video card vs Manli GeForce RTX 3070 Ti Gallardo (M3515+N651-02) video card by specifications and benchmarks. PowerColor Red Devil Radeon RX 6600 XT runs at 2.188 GHz+ 11 % base clock speed and has 8 GB of GDDR6 memory, while video card Manli GeForce RTX 3070 Ti Gallardo (M3515+N651-02) runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 160 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.