Comparison of Gainward GeForce GT 1030 DDR4 video card vs KFA2 GeForce GTX 1660 Prodigy video card by specifications and benchmarks. Gainward GeForce GT 1030 DDR4 runs at 1.151 GHz base clock speed and has 2 GB of DDR4 memory, while video card KFA2 GeForce GTX 1660 Prodigy runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory. The TDP of the first video card is 30 W+ 50 %, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.