Comparison of ZOTAC GeForce GTX 1070 video card vs MSI GeForce GTX 1660 TI VENTUS XS 6G OC video card by specifications and benchmarks. ZOTAC GeForce GTX 1070 runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card MSI GeForce GTX 1660 TI VENTUS XS 6G OC runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory. The TDP of the first video card is 220 W+ 47 %, and the second is 120 W. Compare the table of benchmark results to find out which graphic card is better.