Comparison of EVGA GeForce GTX 1660 BLACK GAMING video card vs Colorful GeForce RTX 3080 NB 12G EX LHR-V video card by specifications and benchmarks. EVGA GeForce GTX 1660 BLACK GAMING runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card Colorful GeForce RTX 3080 NB 12G EX LHR-V runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 120 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.