Comparison of GIGABYTE GeForce GTX 1050 D5 3G video card vs Colorful GeForce GTX 1660 Ti SI 6G-V video card by specifications and benchmarks. GIGABYTE GeForce GTX 1050 D5 3G runs at 1.392 GHz base clock speed and has 3 GB of GDDR5 memory, while video card Colorful GeForce GTX 1660 Ti SI 6G-V runs at 1.500 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 120 W. Compare the table of benchmark results to find out which graphic card is better.