Comparison of PNY GeForce GTX 1070 Blower V2 video card vs Colorful GeForce RTX 2080 Ti Turbo-V video card by specifications and benchmarks. PNY GeForce GTX 1070 Blower V2 runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Colorful GeForce RTX 2080 Ti Turbo-V runs at 1.350 GHz base clock speed and has 11 GB of GDDR6 memory. The TDP of the first video card is 150 W, and the second is 250 W. Compare the table of benchmark results to find out which graphic card is better.