Comparison of Gainward GeForce GTX 1080 Phoenix GLH video card vs MANLI GeForce RTX 3090 (M3478) video card by specifications and benchmarks. Gainward GeForce GTX 1080 Phoenix GLH runs at 1.746 GHz+ 9 % base clock speed and has 8 GB of GDDR5X memory, while video card MANLI GeForce RTX 3090 (M3478) runs at 1.395 GHz base clock speed and has 24 GB of GDDR6X memory. The TDP of the first video card is 180 W, and the second is 350 W. Compare the table of benchmark results to find out which graphic card is better.