Comparison of GALAX GeForce GTX 1060 EXOC 3GB video card vs Gainward GeForce GTX 1660 Pegasus OC video card by specifications and benchmarks. GALAX GeForce GTX 1060 EXOC 3GB runs at 1.544 GHz+ 3 % base clock speed and has 3 GB of GDDR5 memory, while video card Gainward GeForce GTX 1660 Pegasus OC runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 120 W, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.