Comparison of GALAX GeForce GTX 1060 OC 6GB GDDR5X video card vs ASUS TUF Gaming X3 GeForce GTX 1660 OC video card by specs and benchmarks. GALAX GeForce GTX 1060 OC 6GB GDDR5X runs at 1.518 GHz+ 1 % base clock speed and has 6 GB of GDDR5X memory, while video card ASUS TUF Gaming X3 GeForce GTX 1660 OC runs at 1.518 GHz+ 1 % base clock speed and has 6 GB of GDDR5 memory. The weight is different, -- vs --. The TDP of the first video card is 120 W, and the second is 120 W . Compare the benchmark results to find out which video card is better.