Comparison of Colorful GeForce GTX 1660 6G-V video card vs GALAX GeForce RTX 3070 (1-Click OC) video card by specifications and benchmarks. Colorful GeForce GTX 1660 6G-V runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card GALAX GeForce RTX 3070 (1-Click OC) runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 120 W, and the second is 220 W. Compare the table of benchmark results to find out which graphic card is better.