Comparison of PNY GeForce GTX 1660 6GB XLR8 Gaming OC Dual Fan video card vs Gainward GeForce RTX 3070 Phantom+ GS LHR video card by specifications and benchmarks. PNY GeForce GTX 1660 6GB XLR8 Gaming OC Dual Fan runs at 1.530 GHz base clock speed and has 6 GB of GDDR5 memory, while video card Gainward GeForce RTX 3070 Phantom+ GS LHR runs at 1.500 GHz base clock speed and has 8 GB of GDDR6 memory. The TDP of the first video card is 130 W+ 8 %, and the second is 270 W+ 23 %. Compare the table of benchmark results to find out which graphic card is better.