Comparison of ASUS AREZ Strix Radeon RX Vega 56 OC Gaming video card vs GALAX GeForce GTX 1660 Super video card by specifications and benchmarks. ASUS AREZ Strix Radeon RX Vega 56 OC Gaming runs at 1.297 GHz+ 12 % base clock speed and has 8 GB of HBM2 memory, while video card GALAX GeForce GTX 1660 Super runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 300 W+ 43 %, and the second is 125 W. Compare the table of benchmark results to find out which graphic card is better.