Comparison of MANLI GeForce GTX 1080 Hydrosphere video card vs Gainward GeForce RTX 3080 Phantom GS video card by specifications and benchmarks. MANLI GeForce GTX 1080 Hydrosphere runs at 1.708 GHz+ 6 % base clock speed and has 8 GB of GDDR5X memory, while video card Gainward GeForce RTX 3080 Phantom GS runs at 1.440 GHz base clock speed and has 10 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 370 W+ 16 %. Compare the table of benchmark results to find out which graphic card is better.