Comparison of ASUS TUF Gaming GeForce GTX 1660 TI video card vs ASUS Dual GeForce RTX 3070 SI Edition LHR video card by specifications and benchmarks. ASUS TUF Gaming GeForce GTX 1660 TI runs at 1.500 GHz base clock speed and has 6 GB of GDDR6 memory, while video card ASUS Dual GeForce RTX 3070 SI Edition LHR 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.