Comparison of Colorful GeForce GTX 1660 Ti SI 6G-V video card vs INNO3D GeForce RTX 3070 Ti X3 video card by specifications and benchmarks. Colorful GeForce GTX 1660 Ti SI 6G-V runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card INNO3D GeForce RTX 3070 Ti X3 runs at 1.580 GHz base clock speed and has 8 GB of GDDR6X memory. The TDP of the first video card is 120 W, and the second is 290 W. Compare the table of benchmark results to find out which graphic card is better.