Comparison of Colorful iGame GeForce GTX 1070 SI-8G-V video card vs Manli GeForce RTX 3080 12GB LHR (M3515+N613-00) video card by specifications and benchmarks. Colorful iGame GeForce GTX 1070 SI-8G-V runs at 1.506 GHz base clock speed and has 8 GB of GDDR5 memory, while video card Manli GeForce RTX 3080 12GB LHR (M3515+N613-00) runs at 1.260 GHz base clock speed and has 12 GB of GDDR6X memory. The TDP of the first video card is 150 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.