Comparison of PowerColor Radeon VII video card vs ASUS TUF Gaming GeForce GTX 1660 video card by specifications and benchmarks. PowerColor Radeon VII runs at 1.400 GHz base clock speed and has 16 GB of HBM2 memory, while video card ASUS TUF Gaming GeForce GTX 1660 runs at 1.530 GHz 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.