Comparison of Gainward GeForce GTX 1650 GHOST OC video card vs ZOTAC GAMING GeForce GTX 1660 SUPER Twin Fan video card by specifications and benchmarks. Gainward GeForce GTX 1650 GHOST OC runs at 1.485 GHz base clock speed and has 4 GB of GDDR5 memory, while video card ZOTAC GAMING GeForce GTX 1660 SUPER Twin Fan runs at 1.530 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 75 W, and the second is 125 W. Compare the table of benchmark results to find out which graphic card is better.