Comparison of ASUS ROG Strix LC Radeon RX 6900 XT OC video card vs GALAX GeForce GTX 1660 Mini (1-Click OC) video card by specifications and benchmarks. ASUS ROG Strix LC Radeon RX 6900 XT OC runs at 1.950 GHz+ 7 % base clock speed and has 16 GB of GDDR6 memory, while video card GALAX GeForce GTX 1660 Mini (1-Click OC) 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.